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Finding the Fourth Proportional to 222,452.60, 333,614.10 and 80,281.40

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Solution

The fourth proportional to 222,452.60, 333,614.10 and 80,281.40 is: 120,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,452.60 : 333,614.10 = 80,281.40 : x
  2. Step 2: Convert to fraction form
    222,452.60/333,614.10 = 80,281.40/x
  3. Step 3: Cross multiply
    222,452.60x = 333,614.10 × 80,281.40
  4. Step 4: Simplify right side
    222,452.60x = 26,783,007,007.74
  5. Step 5: Solve for x
    x = 26,783,007,007.74/222,452.60
  6. Step 6: Final answer
    x = 120,398.71

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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.