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Finding the Fourth Proportional to 244,765.56, 367,005.09 and 138,103.68

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Solution

The fourth proportional to 244,765.56, 367,005.09 and 138,103.68 is: 207,074.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,765.56 : 367,005.09 = 138,103.68 : x
  2. Step 2: Convert to fraction form
    244,765.56/367,005.09 = 138,103.68/x
  3. Step 3: Cross multiply
    244,765.56x = 367,005.09 × 138,103.68
  4. Step 4: Simplify right side
    244,765.56x = 50,684,753,507.73
  5. Step 5: Solve for x
    x = 50,684,753,507.73/244,765.56
  6. Step 6: Final answer
    x = 207,074.69

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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.