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Finding the Fourth Proportional to 88,622.66, 132,959.10 and 36,069.86

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Solution

The fourth proportional to 88,622.66, 132,959.10 and 36,069.86 is: 54,115.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,622.66 : 132,959.10 = 36,069.86 : x
  2. Step 2: Convert to fraction form
    88,622.66/132,959.10 = 36,069.86/x
  3. Step 3: Cross multiply
    88,622.66x = 132,959.10 × 36,069.86
  4. Step 4: Simplify right side
    88,622.66x = 4,795,816,122.73
  5. Step 5: Solve for x
    x = 4,795,816,122.73/88,622.66
  6. Step 6: Final answer
    x = 54,115.01

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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.