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Finding the Fourth Proportional to 74,793.92, 112,171.68 and 22,191.04

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Solution

The fourth proportional to 74,793.92, 112,171.68 and 22,191.04 is: 33,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,793.92 : 112,171.68 = 22,191.04 : x
  2. Step 2: Convert to fraction form
    74,793.92/112,171.68 = 22,191.04/x
  3. Step 3: Cross multiply
    74,793.92x = 112,171.68 × 22,191.04
  4. Step 4: Simplify right side
    74,793.92x = 2,489,206,237.75
  5. Step 5: Solve for x
    x = 2,489,206,237.75/74,793.92
  6. Step 6: Final answer
    x = 33,280.86

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1.5x scale

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.