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Finding the Fourth Proportional to 182.03, 272.70 and 141.25

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Solution

The fourth proportional to 182.03, 272.70 and 141.25 is: 211.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.03 : 272.70 = 141.25 : x
  2. Step 2: Convert to fraction form
    182.03/272.70 = 141.25/x
  3. Step 3: Cross multiply
    182.03x = 272.70 × 141.25
  4. Step 4: Simplify right side
    182.03x = 38,518.88
  5. Step 5: Solve for x
    x = 38,518.88/182.03
  6. Step 6: Final answer
    x = 211.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.