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Finding the Fourth Proportional to 222,516.22, 333,794.84 and 72,757.27

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Solution

The fourth proportional to 222,516.22, 333,794.84 and 72,757.27 is: 109,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,516.22 : 333,794.84 = 72,757.27 : x
  2. Step 2: Convert to fraction form
    222,516.22/333,794.84 = 72,757.27/x
  3. Step 3: Cross multiply
    222,516.22x = 333,794.84 × 72,757.27
  4. Step 4: Simplify right side
    222,516.22x = 24,286,001,298.49
  5. Step 5: Solve for x
    x = 24,286,001,298.49/222,516.22
  6. Step 6: Final answer
    x = 109,142.61

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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.