Home / 214,311.14-321,520.17-151,254.43

Finding the Fourth Proportional to 214,311.14, 321,520.17 and 151,254.43

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Solution

The fourth proportional to 214,311.14, 321,520.17 and 151,254.43 is: 226,919.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,311.14 : 321,520.17 = 151,254.43 : x
  2. Step 2: Convert to fraction form
    214,311.14/321,520.17 = 151,254.43/x
  3. Step 3: Cross multiply
    214,311.14x = 321,520.17 × 151,254.43
  4. Step 4: Simplify right side
    214,311.14x = 48,631,350,046.85
  5. Step 5: Solve for x
    x = 48,631,350,046.85/214,311.14
  6. Step 6: Final answer
    x = 226,919.38

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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.