Home / 214,521.24-321,765.66-88,127.04

Finding the Fourth Proportional to 214,521.24, 321,765.66 and 88,127.04

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Solution

The fourth proportional to 214,521.24, 321,765.66 and 88,127.04 is: 132,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,521.24 : 321,765.66 = 88,127.04 : x
  2. Step 2: Convert to fraction form
    214,521.24/321,765.66 = 88,127.04/x
  3. Step 3: Cross multiply
    214,521.24x = 321,765.66 × 88,127.04
  4. Step 4: Simplify right side
    214,521.24x = 28,356,255,189.45
  5. Step 5: Solve for x
    x = 28,356,255,189.45/214,521.24
  6. Step 6: Final answer
    x = 132,183.90

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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.