Home / 82,240.64-123,367.20-32,296.64

Finding the Fourth Proportional to 82,240.64, 123,367.20 and 32,296.64

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Solution

The fourth proportional to 82,240.64, 123,367.20 and 32,296.64 is: 48,447.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,240.64 : 123,367.20 = 32,296.64 : x
  2. Step 2: Convert to fraction form
    82,240.64/123,367.20 = 32,296.64/x
  3. Step 3: Cross multiply
    82,240.64x = 123,367.20 × 32,296.64
  4. Step 4: Simplify right side
    82,240.64x = 3,984,346,046.21
  5. Step 5: Solve for x
    x = 3,984,346,046.21/82,240.64
  6. Step 6: Final answer
    x = 48,447.41

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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.