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Finding the Third Proportional to 137,637.75 and 193,819.13

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Solution

The third proportional to 137,637.75 and 193,819.13 is: 272,932.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,637.75 : 193,819.13 = 193,819.13 : x
  2. Step 2: Convert to fraction form
    137,637.75/193,819.13 = 193,819.13/x
  3. Step 3: Cross multiply
    137,637.75x = 193,819.13 × 193,819.13
  4. Step 4: Simplify right side
    137,637.75x = 37,565,853,215.77
  5. Step 5: Solve for x
    x = 37,565,853,215.77/137,637.75
  6. Step 6: Final answer
    x = 272,932.78

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.