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Finding the Fourth Proportional to 133.67, 184.68 and 106.27

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Solution

The fourth proportional to 133.67, 184.68 and 106.27 is: 146.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.67 : 184.68 = 106.27 : x
  2. Step 2: Convert to fraction form
    133.67/184.68 = 106.27/x
  3. Step 3: Cross multiply
    133.67x = 184.68 × 106.27
  4. Step 4: Simplify right side
    133.67x = 19,626.00
  5. Step 5: Solve for x
    x = 19,626.00/133.67
  6. Step 6: Final answer
    x = 146.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.