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Finding the Fourth Proportional to 88,233.60, 132,276 and 38,276.08

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Solution

The fourth proportional to 88,233.60, 132,276 and 38,276.08 is: 57,381.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,233.60 : 132,276 = 38,276.08 : x
  2. Step 2: Convert to fraction form
    88,233.60/132,276 = 38,276.08/x
  3. Step 3: Cross multiply
    88,233.60x = 132,276 × 38,276.08
  4. Step 4: Simplify right side
    88,233.60x = 5,063,006,758.08
  5. Step 5: Solve for x
    x = 5,063,006,758.08/88,233.60
  6. Step 6: Final answer
    x = 57,381.84

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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.