Device-to-Device (D2D) communication has emerged as a promising paradigm in wireless communication networks, enabling direct communication between proximate user devices. To optimize the performance of D2D communication systems, it is crucial to understand the impact of power distribution and path loss on throughput. This research focuses on comprehensive throughput measurements, taking into account power distribution characteristics and path loss effects in D2D communication scenarios. The power distribution analysis investigates the optimal power allocation strategies among D2D pairs, considering factors such as interference mitigation, energy efficiency, and signal quality. By employing advanced power control mechanisms, the research aims to enhance the overall network throughput while minimizing interference to neighboring communication links. Additionally, the study delves into the intricate dynamics of path loss in D2D communication environments. Through extensive empirical measurements and simulations, the research characterizes the path loss behavior in diverse scenarios, including urban, suburban, and rural settings. The findings provide valuable insights into the design and optimization of D2D communication systems, shedding light on the trade-offs between transmission range, signal strength, and overall network performance.