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Finding the Fourth Proportional to 244,139.74, 366,244.20 and 75,673.31

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Solution

The fourth proportional to 244,139.74, 366,244.20 and 75,673.31 is: 113,520.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,139.74 : 366,244.20 = 75,673.31 : x
  2. Step 2: Convert to fraction form
    244,139.74/366,244.20 = 75,673.31/x
  3. Step 3: Cross multiply
    244,139.74x = 366,244.20 × 75,673.31
  4. Step 4: Simplify right side
    244,139.74x = 27,714,909,051.08
  5. Step 5: Solve for x
    x = 27,714,909,051.08/244,139.74
  6. Step 6: Final answer
    x = 113,520.68

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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.