Finding the Third Proportional to 62,920.75 and 138,274.75
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Solution
The third proportional to 62,920.75 and 138,274.75 is: 303,872.83
Step by Step Solution
- Step 1: Write the proportion equation
62,920.75 : 138,274.75 = 138,274.75 : x - Step 2: Convert to fraction form
62,920.75/138,274.75 = 138,274.75/x - Step 3: Cross multiply
62,920.75x = 138,274.75 × 138,274.75 - Step 4: Simplify right side
62,920.75x = 19,119,906,487.56 - Step 5: Solve for x
x = 19,119,906,487.56/62,920.75 - Step 6: Final answer
x = 303,872.83
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.