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Finding the Fourth Proportional to 244,291.14, 366,378.80 and 137,722.28

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Solution

The fourth proportional to 244,291.14, 366,378.80 and 137,722.28 is: 206,550.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,291.14 : 366,378.80 = 137,722.28 : x
  2. Step 2: Convert to fraction form
    244,291.14/366,378.80 = 137,722.28/x
  3. Step 3: Cross multiply
    244,291.14x = 366,378.80 × 137,722.28
  4. Step 4: Simplify right side
    244,291.14x = 50,458,521,159.16
  5. Step 5: Solve for x
    x = 50,458,521,159.16/244,291.14
  6. Step 6: Final answer
    x = 206,550.76

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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.