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Finding the Fourth Proportional to 244,251.96, 366,348.78 and 66,774.48

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Solution

The fourth proportional to 244,251.96, 366,348.78 and 66,774.48 is: 100,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,251.96 : 366,348.78 = 66,774.48 : x
  2. Step 2: Convert to fraction form
    244,251.96/366,348.78 = 66,774.48/x
  3. Step 3: Cross multiply
    244,251.96x = 366,348.78 × 66,774.48
  4. Step 4: Simplify right side
    244,251.96x = 24,462,749,283.13
  5. Step 5: Solve for x
    x = 24,462,749,283.13/244,251.96
  6. Step 6: Final answer
    x = 100,153.75

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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.