Home / 72,594.20-108,839.82-28,183.52

Finding the Fourth Proportional to 72,594.20, 108,839.82 and 28,183.52

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Solution

The fourth proportional to 72,594.20, 108,839.82 and 28,183.52 is: 42,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,594.20 : 108,839.82 = 28,183.52 : x
  2. Step 2: Convert to fraction form
    72,594.20/108,839.82 = 28,183.52/x
  3. Step 3: Cross multiply
    72,594.20x = 108,839.82 × 28,183.52
  4. Step 4: Simplify right side
    72,594.20x = 3,067,489,243.77
  5. Step 5: Solve for x
    x = 3,067,489,243.77/72,594.20
  6. Step 6: Final answer
    x = 42,255.29

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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.