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Finding the Fourth Proportional to 179,447.52, 269,172.36 and 54,788.52

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Solution

The fourth proportional to 179,447.52, 269,172.36 and 54,788.52 is: 82,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,447.52 : 269,172.36 = 54,788.52 : x
  2. Step 2: Convert to fraction form
    179,447.52/269,172.36 = 54,788.52/x
  3. Step 3: Cross multiply
    179,447.52x = 269,172.36 × 54,788.52
  4. Step 4: Simplify right side
    179,447.52x = 14,747,555,229.31
  5. Step 5: Solve for x
    x = 14,747,555,229.31/179,447.52
  6. Step 6: Final answer
    x = 82,183.11

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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.