Home / 80,262.20-120,394.31-24,099.04

Finding the Fourth Proportional to 80,262.20, 120,394.31 and 24,099.04

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Solution

The fourth proportional to 80,262.20, 120,394.31 and 24,099.04 is: 36,148.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,262.20 : 120,394.31 = 24,099.04 : x
  2. Step 2: Convert to fraction form
    80,262.20/120,394.31 = 24,099.04/x
  3. Step 3: Cross multiply
    80,262.20x = 120,394.31 × 24,099.04
  4. Step 4: Simplify right side
    80,262.20x = 2,901,387,503.20
  5. Step 5: Solve for x
    x = 2,901,387,503.20/80,262.20
  6. Step 6: Final answer
    x = 36,148.86

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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.