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Finding the Third Proportional to 87,753.38 and 136,110.38

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Solution

The third proportional to 87,753.38 and 136,110.38 is: 211,114.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,753.38 : 136,110.38 = 136,110.38 : x
  2. Step 2: Convert to fraction form
    87,753.38/136,110.38 = 136,110.38/x
  3. Step 3: Cross multiply
    87,753.38x = 136,110.38 × 136,110.38
  4. Step 4: Simplify right side
    87,753.38x = 18,526,034,182.64
  5. Step 5: Solve for x
    x = 18,526,034,182.64/87,753.38
  6. Step 6: Final answer
    x = 211,114.78

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.