Home / 75,159.24-112,695-50,227.44

Finding the Fourth Proportional to 75,159.24, 112,695 and 50,227.44

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Solution

The fourth proportional to 75,159.24, 112,695 and 50,227.44 is: 75,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,159.24 : 112,695 = 50,227.44 : x
  2. Step 2: Convert to fraction form
    75,159.24/112,695 = 50,227.44/x
  3. Step 3: Cross multiply
    75,159.24x = 112,695 × 50,227.44
  4. Step 4: Simplify right side
    75,159.24x = 5,660,381,350.80
  5. Step 5: Solve for x
    x = 5,660,381,350.80/75,159.24
  6. Step 6: Final answer
    x = 75,311.85

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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.