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Finding the Fourth Proportional to 182.10, 251.22 and 104.46

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Solution

The fourth proportional to 182.10, 251.22 and 104.46 is: 144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.10 : 251.22 = 104.46 : x
  2. Step 2: Convert to fraction form
    182.10/251.22 = 104.46/x
  3. Step 3: Cross multiply
    182.10x = 251.22 × 104.46
  4. Step 4: Simplify right side
    182.10x = 26,242.44
  5. Step 5: Solve for x
    x = 26,242.44/182.10
  6. Step 6: Final answer
    x = 144.11

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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.