Home / 72,192.26-108,249.31-32,727.85

Finding the Fourth Proportional to 72,192.26, 108,249.31 and 32,727.85

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Solution

The fourth proportional to 72,192.26, 108,249.31 and 32,727.85 is: 49,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,192.26 : 108,249.31 = 32,727.85 : x
  2. Step 2: Convert to fraction form
    72,192.26/108,249.31 = 32,727.85/x
  3. Step 3: Cross multiply
    72,192.26x = 108,249.31 × 32,727.85
  4. Step 4: Simplify right side
    72,192.26x = 3,542,766,950.57
  5. Step 5: Solve for x
    x = 3,542,766,950.57/72,192.26
  6. Step 6: Final answer
    x = 49,074.05

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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.