Home / 135,247.30-202,890.15-41,743.30

Finding the Fourth Proportional to 135,247.30, 202,890.15 and 41,743.30

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Solution

The fourth proportional to 135,247.30, 202,890.15 and 41,743.30 is: 62,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,247.30 : 202,890.15 = 41,743.30 : x
  2. Step 2: Convert to fraction form
    135,247.30/202,890.15 = 41,743.30/x
  3. Step 3: Cross multiply
    135,247.30x = 202,890.15 × 41,743.30
  4. Step 4: Simplify right side
    135,247.30x = 8,469,304,398.50
  5. Step 5: Solve for x
    x = 8,469,304,398.50/135,247.30
  6. Step 6: Final answer
    x = 62,620.88

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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.