Home / 94,251.92-141,478.61-38,128.73

Finding the Fourth Proportional to 94,251.92, 141,478.61 and 38,128.73

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Solution

The fourth proportional to 94,251.92, 141,478.61 and 38,128.73 is: 57,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,251.92 : 141,478.61 = 38,128.73 : x
  2. Step 2: Convert to fraction form
    94,251.92/141,478.61 = 38,128.73/x
  3. Step 3: Cross multiply
    94,251.92x = 141,478.61 × 38,128.73
  4. Step 4: Simplify right side
    94,251.92x = 5,394,399,109.39
  5. Step 5: Solve for x
    x = 5,394,399,109.39/94,251.92
  6. Step 6: Final answer
    x = 57,233.84

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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.