Home / 80,267.46-120,398.49-38,167.98

Finding the Fourth Proportional to 80,267.46, 120,398.49 and 38,167.98

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Solution

The fourth proportional to 80,267.46, 120,398.49 and 38,167.98 is: 57,250.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,267.46 : 120,398.49 = 38,167.98 : x
  2. Step 2: Convert to fraction form
    80,267.46/120,398.49 = 38,167.98/x
  3. Step 3: Cross multiply
    80,267.46x = 120,398.49 × 38,167.98
  4. Step 4: Simplify right side
    80,267.46x = 4,595,367,158.35
  5. Step 5: Solve for x
    x = 4,595,367,158.35/80,267.46
  6. Step 6: Final answer
    x = 57,250.69

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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.