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Finding the Third Proportional to 91,488 and 137,452

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Solution

The third proportional to 91,488 and 137,452 is: 206,508.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,488 : 137,452 = 137,452 : x
  2. Step 2: Convert to fraction form
    91,488/137,452 = 137,452/x
  3. Step 3: Cross multiply
    91,488x = 137,452 × 137,452
  4. Step 4: Simplify right side
    91,488x = 18,893,052,304
  5. Step 5: Solve for x
    x = 18,893,052,304/91,488
  6. Step 6: Final answer
    x = 206,508.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.