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Finding the Fourth Proportional to 133.14, 200.94 and 133.14

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Solution

The fourth proportional to 133.14, 200.94 and 133.14 is: 200.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.14 : 200.94 = 133.14 : x
  2. Step 2: Convert to fraction form
    133.14/200.94 = 133.14/x
  3. Step 3: Cross multiply
    133.14x = 200.94 × 133.14
  4. Step 4: Simplify right side
    133.14x = 26,753.15
  5. Step 5: Solve for x
    x = 26,753.15/133.14
  6. Step 6: Final answer
    x = 200.94

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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.