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Finding the Fourth Proportional to 179,285.93, 268,843.11 and 104,427.43

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Solution

The fourth proportional to 179,285.93, 268,843.11 and 104,427.43 is: 156,591.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,285.93 : 268,843.11 = 104,427.43 : x
  2. Step 2: Convert to fraction form
    179,285.93/268,843.11 = 104,427.43/x
  3. Step 3: Cross multiply
    179,285.93x = 268,843.11 × 104,427.43
  4. Step 4: Simplify right side
    179,285.93x = 28,074,593,706.29
  5. Step 5: Solve for x
    x = 28,074,593,706.29/179,285.93
  6. Step 6: Final answer
    x = 156,591.18

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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.