Home / 82,899.20-124,373.37-38,552.30

Finding the Fourth Proportional to 82,899.20, 124,373.37 and 38,552.30

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Solution

The fourth proportional to 82,899.20, 124,373.37 and 38,552.30 is: 57,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,899.20 : 124,373.37 = 38,552.30 : x
  2. Step 2: Convert to fraction form
    82,899.20/124,373.37 = 38,552.30/x
  3. Step 3: Cross multiply
    82,899.20x = 124,373.37 × 38,552.30
  4. Step 4: Simplify right side
    82,899.20x = 4,794,879,472.25
  5. Step 5: Solve for x
    x = 4,794,879,472.25/82,899.20
  6. Step 6: Final answer
    x = 57,839.88

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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.