Home / 220,832.98-331,280.46-108,517.62

Finding the Fourth Proportional to 220,832.98, 331,280.46 and 108,517.62

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Solution

The fourth proportional to 220,832.98, 331,280.46 and 108,517.62 is: 162,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,832.98 : 331,280.46 = 108,517.62 : x
  2. Step 2: Convert to fraction form
    220,832.98/331,280.46 = 108,517.62/x
  3. Step 3: Cross multiply
    220,832.98x = 331,280.46 × 108,517.62
  4. Step 4: Simplify right side
    220,832.98x = 35,949,768,008.80
  5. Step 5: Solve for x
    x = 35,949,768,008.80/220,832.98
  6. Step 6: Final answer
    x = 162,791.66

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1.5x scale

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.