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Finding the Fourth Proportional to 182.82, 252.14 and 180.12

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Solution

The fourth proportional to 182.82, 252.14 and 180.12 is: 248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.82 : 252.14 = 180.12 : x
  2. Step 2: Convert to fraction form
    182.82/252.14 = 180.12/x
  3. Step 3: Cross multiply
    182.82x = 252.14 × 180.12
  4. Step 4: Simplify right side
    182.82x = 45,415.46
  5. Step 5: Solve for x
    x = 45,415.46/182.82
  6. Step 6: Final answer
    x = 248.42

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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.