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Finding the Fourth Proportional to 75,202.80, 112,819.32 and 22,610.04

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Solution

The fourth proportional to 75,202.80, 112,819.32 and 22,610.04 is: 33,919.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,202.80 : 112,819.32 = 22,610.04 : x
  2. Step 2: Convert to fraction form
    75,202.80/112,819.32 = 22,610.04/x
  3. Step 3: Cross multiply
    75,202.80x = 112,819.32 × 22,610.04
  4. Step 4: Simplify right side
    75,202.80x = 2,550,849,337.97
  5. Step 5: Solve for x
    x = 2,550,849,337.97/75,202.80
  6. Step 6: Final answer
    x = 33,919.61

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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.