Home / 137,227.20-205,855.92-43,711.44

Finding the Fourth Proportional to 137,227.20, 205,855.92 and 43,711.44

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Solution

The fourth proportional to 137,227.20, 205,855.92 and 43,711.44 is: 65,571.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,227.20 : 205,855.92 = 43,711.44 : x
  2. Step 2: Convert to fraction form
    137,227.20/205,855.92 = 43,711.44/x
  3. Step 3: Cross multiply
    137,227.20x = 205,855.92 × 43,711.44
  4. Step 4: Simplify right side
    137,227.20x = 8,998,258,695.72
  5. Step 5: Solve for x
    x = 8,998,258,695.72/137,227.20
  6. Step 6: Final answer
    x = 65,571.98

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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.