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Finding the Fourth Proportional to 244,405.69, 337,279.05 and 142,491.49

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Solution

The fourth proportional to 244,405.69, 337,279.05 and 142,491.49 is: 196,637.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,405.69 : 337,279.05 = 142,491.49 : x
  2. Step 2: Convert to fraction form
    244,405.69/337,279.05 = 142,491.49/x
  3. Step 3: Cross multiply
    244,405.69x = 337,279.05 × 142,491.49
  4. Step 4: Simplify right side
    244,405.69x = 48,059,393,537.09
  5. Step 5: Solve for x
    x = 48,059,393,537.09/244,405.69
  6. Step 6: Final answer
    x = 196,637.79

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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.