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Finding the Fourth Proportional to 182.12, 250.74 and 169.88

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Solution

The fourth proportional to 182.12, 250.74 and 169.88 is: 233.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.12 : 250.74 = 169.88 : x
  2. Step 2: Convert to fraction form
    182.12/250.74 = 169.88/x
  3. Step 3: Cross multiply
    182.12x = 250.74 × 169.88
  4. Step 4: Simplify right side
    182.12x = 42,595.71
  5. Step 5: Solve for x
    x = 42,595.71/182.12
  6. Step 6: Final answer
    x = 233.89

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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.