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Finding the Fourth Proportional to 88,596.68, 132,876.90 and 25,399.87

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Solution

The fourth proportional to 88,596.68, 132,876.90 and 25,399.87 is: 38,094.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,596.68 : 132,876.90 = 25,399.87 : x
  2. Step 2: Convert to fraction form
    88,596.68/132,876.90 = 25,399.87/x
  3. Step 3: Cross multiply
    88,596.68x = 132,876.90 × 25,399.87
  4. Step 4: Simplify right side
    88,596.68x = 3,375,056,191.20
  5. Step 5: Solve for x
    x = 3,375,056,191.20/88,596.68
  6. Step 6: Final answer
    x = 38,094.61

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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.