Home / 47,742.05-71,545.17-35,163.15

Finding the Fourth Proportional to 47,742.05, 71,545.17 and 35,163.15

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Solution

The fourth proportional to 47,742.05, 71,545.17 and 35,163.15 is: 52,694.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,742.05 : 71,545.17 = 35,163.15 : x
  2. Step 2: Convert to fraction form
    47,742.05/71,545.17 = 35,163.15/x
  3. Step 3: Cross multiply
    47,742.05x = 71,545.17 × 35,163.15
  4. Step 4: Simplify right side
    47,742.05x = 2,515,753,544.49
  5. Step 5: Solve for x
    x = 2,515,753,544.49/47,742.05
  6. Step 6: Final answer
    x = 52,694.72

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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.