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Finding the Fourth Proportional to 88,092.92, 132,139.44 and 25,763.48

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Solution

The fourth proportional to 88,092.92, 132,139.44 and 25,763.48 is: 38,645.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,092.92 : 132,139.44 = 25,763.48 : x
  2. Step 2: Convert to fraction form
    88,092.92/132,139.44 = 25,763.48/x
  3. Step 3: Cross multiply
    88,092.92x = 132,139.44 × 25,763.48
  4. Step 4: Simplify right side
    88,092.92x = 3,404,371,819.65
  5. Step 5: Solve for x
    x = 3,404,371,819.65/88,092.92
  6. Step 6: Final answer
    x = 38,645.24

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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.