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Finding the Fourth Proportional to 195.63, 269.78 and 182.67

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Solution

The fourth proportional to 195.63, 269.78 and 182.67 is: 251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.63 : 269.78 = 182.67 : x
  2. Step 2: Convert to fraction form
    195.63/269.78 = 182.67/x
  3. Step 3: Cross multiply
    195.63x = 269.78 × 182.67
  4. Step 4: Simplify right side
    195.63x = 49,279.80
  5. Step 5: Solve for x
    x = 49,279.80/195.63
  6. Step 6: Final answer
    x = 251.90

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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.