Home / 214,418.40-321,553.26-88,022.76

Finding the Fourth Proportional to 214,418.40, 321,553.26 and 88,022.76

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Solution

The fourth proportional to 214,418.40, 321,553.26 and 88,022.76 is: 132,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,418.40 : 321,553.26 = 88,022.76 : x
  2. Step 2: Convert to fraction form
    214,418.40/321,553.26 = 88,022.76/x
  3. Step 3: Cross multiply
    214,418.40x = 321,553.26 × 88,022.76
  4. Step 4: Simplify right side
    214,418.40x = 28,304,005,432.20
  5. Step 5: Solve for x
    x = 28,304,005,432.20/214,418.40
  6. Step 6: Final answer
    x = 132,003.62

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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.