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Finding the Fourth Proportional to 149.01, 224.33 and 134.13

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Solution

The fourth proportional to 149.01, 224.33 and 134.13 is: 201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    149.01 : 224.33 = 134.13 : x
  2. Step 2: Convert to fraction form
    149.01/224.33 = 134.13/x
  3. Step 3: Cross multiply
    149.01x = 224.33 × 134.13
  4. Step 4: Simplify right side
    149.01x = 30,089.38
  5. Step 5: Solve for x
    x = 30,089.38/149.01
  6. Step 6: Final answer
    x = 201.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.