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Finding the Fourth Proportional to 182.55, 251.52 and 133.35

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Solution

The fourth proportional to 182.55, 251.52 and 133.35 is: 183.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.55 : 251.52 = 133.35 : x
  2. Step 2: Convert to fraction form
    182.55/251.52 = 133.35/x
  3. Step 3: Cross multiply
    182.55x = 251.52 × 133.35
  4. Step 4: Simplify right side
    182.55x = 33,540.19
  5. Step 5: Solve for x
    x = 33,540.19/182.55
  6. Step 6: Final answer
    x = 183.73

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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.