Home / 224,724.20-336,648.90-135,713.30

Finding the Fourth Proportional to 224,724.20, 336,648.90 and 135,713.30

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Solution

The fourth proportional to 224,724.20, 336,648.90 and 135,713.30 is: 203,305.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,724.20 : 336,648.90 = 135,713.30 : x
  2. Step 2: Convert to fraction form
    224,724.20/336,648.90 = 135,713.30/x
  3. Step 3: Cross multiply
    224,724.20x = 336,648.90 × 135,713.30
  4. Step 4: Simplify right side
    224,724.20x = 45,687,733,160.37
  5. Step 5: Solve for x
    x = 45,687,733,160.37/224,724.20
  6. Step 6: Final answer
    x = 203,305.80

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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.