Home / 82,531.20-123,796.80-23,367.18

Finding the Fourth Proportional to 82,531.20, 123,796.80 and 23,367.18

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Solution

The fourth proportional to 82,531.20, 123,796.80 and 23,367.18 is: 35,050.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,531.20 : 123,796.80 = 23,367.18 : x
  2. Step 2: Convert to fraction form
    82,531.20/123,796.80 = 23,367.18/x
  3. Step 3: Cross multiply
    82,531.20x = 123,796.80 × 23,367.18
  4. Step 4: Simplify right side
    82,531.20x = 2,892,782,109.02
  5. Step 5: Solve for x
    x = 2,892,782,109.02/82,531.20
  6. Step 6: Final answer
    x = 35,050.77

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Similar ratio
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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.