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Finding the Fourth Proportional to 225.93, 338.92 and 63.62

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Solution

The fourth proportional to 225.93, 338.92 and 63.62 is: 95.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.93 : 338.92 = 63.62 : x
  2. Step 2: Convert to fraction form
    225.93/338.92 = 63.62/x
  3. Step 3: Cross multiply
    225.93x = 338.92 × 63.62
  4. Step 4: Simplify right side
    225.93x = 21,560.24
  5. Step 5: Solve for x
    x = 21,560.24/225.93
  6. Step 6: Final answer
    x = 95.43

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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.