Home / 278,481.03-417,751.65-88,874.97

Finding the Fourth Proportional to 278,481.03, 417,751.65 and 88,874.97

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Solution

The fourth proportional to 278,481.03, 417,751.65 and 88,874.97 is: 133,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,481.03 : 417,751.65 = 88,874.97 : x
  2. Step 2: Convert to fraction form
    278,481.03/417,751.65 = 88,874.97/x
  3. Step 3: Cross multiply
    278,481.03x = 417,751.65 × 88,874.97
  4. Step 4: Simplify right side
    278,481.03x = 37,127,665,361.20
  5. Step 5: Solve for x
    x = 37,127,665,361.20/278,481.03
  6. Step 6: Final answer
    x = 133,322.06

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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.