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Finding the Third Proportional to 62,292 and 129,016

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Solution

The third proportional to 62,292 and 129,016 is: 267,211.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,292 : 129,016 = 129,016 : x
  2. Step 2: Convert to fraction form
    62,292/129,016 = 129,016/x
  3. Step 3: Cross multiply
    62,292x = 129,016 × 129,016
  4. Step 4: Simplify right side
    62,292x = 16,645,128,256
  5. Step 5: Solve for x
    x = 16,645,128,256/62,292
  6. Step 6: Final answer
    x = 267,211.33

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.