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Finding the Fourth Proportional to 244,958.44, 338,016.72 and 137,540.56

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Solution

The fourth proportional to 244,958.44, 338,016.72 and 137,540.56 is: 189,791.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,958.44 : 338,016.72 = 137,540.56 : x
  2. Step 2: Convert to fraction form
    244,958.44/338,016.72 = 137,540.56/x
  3. Step 3: Cross multiply
    244,958.44x = 338,016.72 × 137,540.56
  4. Step 4: Simplify right side
    244,958.44x = 46,491,008,628.90
  5. Step 5: Solve for x
    x = 46,491,008,628.90/244,958.44
  6. Step 6: Final answer
    x = 189,791.42

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1.5x scale

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.