Finding the Third Proportional to 62,342 and 87,689
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Solution
The third proportional to 62,342 and 87,689 is: 123,341.58
Step by Step Solution
- Step 1: Write the proportion equation
62,342 : 87,689 = 87,689 : x - Step 2: Convert to fraction form
62,342/87,689 = 87,689/x - Step 3: Cross multiply
62,342x = 87,689 × 87,689 - Step 4: Simplify right side
62,342x = 7,689,360,721 - Step 5: Solve for x
x = 7,689,360,721/62,342 - Step 6: Final answer
x = 123,341.58
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.