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Finding the Fourth Proportional to 222,506.20, 333,722.41 and 80,324.24

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Solution

The fourth proportional to 222,506.20, 333,722.41 and 80,324.24 is: 120,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,506.20 : 333,722.41 = 80,324.24 : x
  2. Step 2: Convert to fraction form
    222,506.20/333,722.41 = 80,324.24/x
  3. Step 3: Cross multiply
    222,506.20x = 333,722.41 × 80,324.24
  4. Step 4: Simplify right side
    222,506.20x = 26,805,997,084.80
  5. Step 5: Solve for x
    x = 26,805,997,084.80/222,506.20
  6. Step 6: Final answer
    x = 120,473.04

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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.