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Finding the Fourth Proportional to 225.36, 338.03 and 63.04

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Solution

The fourth proportional to 225.36, 338.03 and 63.04 is: 94.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.36 : 338.03 = 63.04 : x
  2. Step 2: Convert to fraction form
    225.36/338.03 = 63.04/x
  3. Step 3: Cross multiply
    225.36x = 338.03 × 63.04
  4. Step 4: Simplify right side
    225.36x = 21,309.41
  5. Step 5: Solve for x
    x = 21,309.41/225.36
  6. Step 6: Final answer
    x = 94.56

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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.