Home / 82,747.59-124,088.45-43,337.85

Finding the Fourth Proportional to 82,747.59, 124,088.45 and 43,337.85

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Solution

The fourth proportional to 82,747.59, 124,088.45 and 43,337.85 is: 64,989.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,747.59 : 124,088.45 = 43,337.85 : x
  2. Step 2: Convert to fraction form
    82,747.59/124,088.45 = 43,337.85/x
  3. Step 3: Cross multiply
    82,747.59x = 124,088.45 × 43,337.85
  4. Step 4: Simplify right side
    82,747.59x = 5,377,726,416.14
  5. Step 5: Solve for x
    x = 5,377,726,416.14/82,747.59
  6. Step 6: Final answer
    x = 64,989.52

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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.