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Finding the Fourth Proportional to 179,626.98, 269,294.34 and 67,244.28

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Solution

The fourth proportional to 179,626.98, 269,294.34 and 67,244.28 is: 100,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,626.98 : 269,294.34 = 67,244.28 : x
  2. Step 2: Convert to fraction form
    179,626.98/269,294.34 = 67,244.28/x
  3. Step 3: Cross multiply
    179,626.98x = 269,294.34 × 67,244.28
  4. Step 4: Simplify right side
    179,626.98x = 18,108,504,001.38
  5. Step 5: Solve for x
    x = 18,108,504,001.38/179,626.98
  6. Step 6: Final answer
    x = 100,811.72

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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.