Home / 99,043.20-148,575.60-95,932.80

Finding the Fourth Proportional to 99,043.20, 148,575.60 and 95,932.80

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Solution

The fourth proportional to 99,043.20, 148,575.60 and 95,932.80 is: 143,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,043.20 : 148,575.60 = 95,932.80 : x
  2. Step 2: Convert to fraction form
    99,043.20/148,575.60 = 95,932.80/x
  3. Step 3: Cross multiply
    99,043.20x = 148,575.60 × 95,932.80
  4. Step 4: Simplify right side
    99,043.20x = 14,253,273,319.68
  5. Step 5: Solve for x
    x = 14,253,273,319.68/99,043.20
  6. Step 6: Final answer
    x = 143,909.66

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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.