Home / 224,820.40-337,176.60-129,845.20

Finding the Fourth Proportional to 224,820.40, 337,176.60 and 129,845.20

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Solution

The fourth proportional to 224,820.40, 337,176.60 and 129,845.20 is: 194,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,820.40 : 337,176.60 = 129,845.20 : x
  2. Step 2: Convert to fraction form
    224,820.40/337,176.60 = 129,845.20/x
  3. Step 3: Cross multiply
    224,820.40x = 337,176.60 × 129,845.20
  4. Step 4: Simplify right side
    224,820.40x = 43,780,763,062.32
  5. Step 5: Solve for x
    x = 43,780,763,062.32/224,820.40
  6. Step 6: Final answer
    x = 194,736.61

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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.