Home / 54,326.20-81,489.30-35,299.30

Finding the Fourth Proportional to 54,326.20, 81,489.30 and 35,299.30

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Solution

The fourth proportional to 54,326.20, 81,489.30 and 35,299.30 is: 52,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,326.20 : 81,489.30 = 35,299.30 : x
  2. Step 2: Convert to fraction form
    54,326.20/81,489.30 = 35,299.30/x
  3. Step 3: Cross multiply
    54,326.20x = 81,489.30 × 35,299.30
  4. Step 4: Simplify right side
    54,326.20x = 2,876,515,247.49
  5. Step 5: Solve for x
    x = 2,876,515,247.49/54,326.20
  6. Step 6: Final answer
    x = 52,948.95

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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.