Home / 80,425.14-120,650.10-24,257.85

Finding the Fourth Proportional to 80,425.14, 120,650.10 and 24,257.85

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Solution

The fourth proportional to 80,425.14, 120,650.10 and 24,257.85 is: 36,390.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,425.14 : 120,650.10 = 24,257.85 : x
  2. Step 2: Convert to fraction form
    80,425.14/120,650.10 = 24,257.85/x
  3. Step 3: Cross multiply
    80,425.14x = 120,650.10 × 24,257.85
  4. Step 4: Simplify right side
    80,425.14x = 2,926,712,028.29
  5. Step 5: Solve for x
    x = 2,926,712,028.29/80,425.14
  6. Step 6: Final answer
    x = 36,390.51

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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.