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Finding the Fourth Proportional to 224.12, 334.43 and 201.13

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Solution

The fourth proportional to 224.12, 334.43 and 201.13 is: 300.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.12 : 334.43 = 201.13 : x
  2. Step 2: Convert to fraction form
    224.12/334.43 = 201.13/x
  3. Step 3: Cross multiply
    224.12x = 334.43 × 201.13
  4. Step 4: Simplify right side
    224.12x = 67,264.70
  5. Step 5: Solve for x
    x = 67,264.70/224.12
  6. Step 6: Final answer
    x = 300.13

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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.