Finding the Third Proportional to 142,787.25 and 307,104.75
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Solution
The third proportional to 142,787.25 and 307,104.75 is: 660,516.45
Step by Step Solution
- Step 1: Write the proportion equation
142,787.25 : 307,104.75 = 307,104.75 : x - Step 2: Convert to fraction form
142,787.25/307,104.75 = 307,104.75/x - Step 3: Cross multiply
142,787.25x = 307,104.75 × 307,104.75 - Step 4: Simplify right side
142,787.25x = 94,313,327,472.56 - Step 5: Solve for x
x = 94,313,327,472.56/142,787.25 - Step 6: Final answer
x = 660,516.45
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.