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Finding the Fourth Proportional to 88,446.94, 132,645.80 and 29,287.24

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Solution

The fourth proportional to 88,446.94, 132,645.80 and 29,287.24 is: 43,922.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,446.94 : 132,645.80 = 29,287.24 : x
  2. Step 2: Convert to fraction form
    88,446.94/132,645.80 = 29,287.24/x
  3. Step 3: Cross multiply
    88,446.94x = 132,645.80 × 29,287.24
  4. Step 4: Simplify right side
    88,446.94x = 3,884,829,121.20
  5. Step 5: Solve for x
    x = 3,884,829,121.20/88,446.94
  6. Step 6: Final answer
    x = 43,922.71

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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.