Home / 246,635.89-340,359.10-144,640.55

Finding the Fourth Proportional to 246,635.89, 340,359.10 and 144,640.55

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Solution

The fourth proportional to 246,635.89, 340,359.10 and 144,640.55 is: 199,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,635.89 : 340,359.10 = 144,640.55 : x
  2. Step 2: Convert to fraction form
    246,635.89/340,359.10 = 144,640.55/x
  3. Step 3: Cross multiply
    246,635.89x = 340,359.10 × 144,640.55
  4. Step 4: Simplify right side
    246,635.89x = 49,229,727,910.80
  5. Step 5: Solve for x
    x = 49,229,727,910.80/246,635.89
  6. Step 6: Final answer
    x = 199,604.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.