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Finding the Fourth Proportional to 226.11, 338.75 and 95.87

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Solution

The fourth proportional to 226.11, 338.75 and 95.87 is: 143.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.11 : 338.75 = 95.87 : x
  2. Step 2: Convert to fraction form
    226.11/338.75 = 95.87/x
  3. Step 3: Cross multiply
    226.11x = 338.75 × 95.87
  4. Step 4: Simplify right side
    226.11x = 32,475.96
  5. Step 5: Solve for x
    x = 32,475.96/226.11
  6. Step 6: Final answer
    x = 143.63

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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.