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Finding the Fourth Proportional to 134.17, 183.89 and 132.63

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Solution

The fourth proportional to 134.17, 183.89 and 132.63 is: 181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.17 : 183.89 = 132.63 : x
  2. Step 2: Convert to fraction form
    134.17/183.89 = 132.63/x
  3. Step 3: Cross multiply
    134.17x = 183.89 × 132.63
  4. Step 4: Simplify right side
    134.17x = 24,389.33
  5. Step 5: Solve for x
    x = 24,389.33/134.17
  6. Step 6: Final answer
    x = 181.78

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.