Home / 76,217.76-114,397.55-38,805.82

Finding the Fourth Proportional to 76,217.76, 114,397.55 and 38,805.82

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Solution

The fourth proportional to 76,217.76, 114,397.55 and 38,805.82 is: 58,244.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,217.76 : 114,397.55 = 38,805.82 : x
  2. Step 2: Convert to fraction form
    76,217.76/114,397.55 = 38,805.82/x
  3. Step 3: Cross multiply
    76,217.76x = 114,397.55 × 38,805.82
  4. Step 4: Simplify right side
    76,217.76x = 4,439,290,399.24
  5. Step 5: Solve for x
    x = 4,439,290,399.24/76,217.76
  6. Step 6: Final answer
    x = 58,244.83

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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.