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Finding the Fourth Proportional to 132.53, 182.48 and 114.05

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Solution

The fourth proportional to 132.53, 182.48 and 114.05 is: 157.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.53 : 182.48 = 114.05 : x
  2. Step 2: Convert to fraction form
    132.53/182.48 = 114.05/x
  3. Step 3: Cross multiply
    132.53x = 182.48 × 114.05
  4. Step 4: Simplify right side
    132.53x = 20,811.73
  5. Step 5: Solve for x
    x = 20,811.73/132.53
  6. Step 6: Final answer
    x = 157.04

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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.