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Finding the Fourth Proportional to 179,891.91, 269,788.60 and 67,563.44

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Solution

The fourth proportional to 179,891.91, 269,788.60 and 67,563.44 is: 101,326.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,891.91 : 269,788.60 = 67,563.44 : x
  2. Step 2: Convert to fraction form
    179,891.91/269,788.60 = 67,563.44/x
  3. Step 3: Cross multiply
    179,891.91x = 269,788.60 × 67,563.44
  4. Step 4: Simplify right side
    179,891.91x = 18,227,844,202.02
  5. Step 5: Solve for x
    x = 18,227,844,202.02/179,891.91
  6. Step 6: Final answer
    x = 101,326.65

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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.