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Finding the Fourth Proportional to 225.52, 336.03 and 201.29

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Solution

The fourth proportional to 225.52, 336.03 and 201.29 is: 299.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.52 : 336.03 = 201.29 : x
  2. Step 2: Convert to fraction form
    225.52/336.03 = 201.29/x
  3. Step 3: Cross multiply
    225.52x = 336.03 × 201.29
  4. Step 4: Simplify right side
    225.52x = 67,637.80
  5. Step 5: Solve for x
    x = 67,637.80/225.52
  6. Step 6: Final answer
    x = 299.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.