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Finding the Third Proportional to 62,604 and 129,352

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Solution

The third proportional to 62,604 and 129,352 is: 267,266.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,604 : 129,352 = 129,352 : x
  2. Step 2: Convert to fraction form
    62,604/129,352 = 129,352/x
  3. Step 3: Cross multiply
    62,604x = 129,352 × 129,352
  4. Step 4: Simplify right side
    62,604x = 16,731,939,904
  5. Step 5: Solve for x
    x = 16,731,939,904/62,604
  6. Step 6: Final answer
    x = 267,266.31

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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.