Home / 88,279.12-132,425.16-35,687.44

Finding the Fourth Proportional to 88,279.12, 132,425.16 and 35,687.44

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Solution

The fourth proportional to 88,279.12, 132,425.16 and 35,687.44 is: 53,533.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,279.12 : 132,425.16 = 35,687.44 : x
  2. Step 2: Convert to fraction form
    88,279.12/132,425.16 = 35,687.44/x
  3. Step 3: Cross multiply
    88,279.12x = 132,425.16 × 35,687.44
  4. Step 4: Simplify right side
    88,279.12x = 4,725,914,951.99
  5. Step 5: Solve for x
    x = 4,725,914,951.99/88,279.12
  6. Step 6: Final answer
    x = 53,533.78

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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.