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Finding the Third Proportional to 62,481 and 134,940

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Solution

The third proportional to 62,481 and 134,940 is: 291,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,481 : 134,940 = 134,940 : x
  2. Step 2: Convert to fraction form
    62,481/134,940 = 134,940/x
  3. Step 3: Cross multiply
    62,481x = 134,940 × 134,940
  4. Step 4: Simplify right side
    62,481x = 18,208,803,600
  5. Step 5: Solve for x
    x = 18,208,803,600/62,481
  6. Step 6: Final answer
    x = 291,429.45

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.