Home / 89,951,781.75-134,841,475.65-38,065,007.76

Finding the Fourth Proportional to 89,951,781.75, 134,841,475.65 and 38,065,007.76

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Solution

The fourth proportional to 89,951,781.75, 134,841,475.65 and 38,065,007.76 is: 57,061,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,951,781.75 : 134,841,475.65 = 38,065,007.76 : x
  2. Step 2: Convert to fraction form
    89,951,781.75/134,841,475.65 = 38,065,007.76/x
  3. Step 3: Cross multiply
    89,951,781.75x = 134,841,475.65 × 38,065,007.76
  4. Step 4: Simplify right side
    89,951,781.75x = 5,132,741,816,987,101
  5. Step 5: Solve for x
    x = 5,132,741,816,987,101/89,951,781.75
  6. Step 6: Final answer
    x = 57,061,035.56

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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.