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Finding the Fourth Proportional to 195.06, 269.07 and 126.06

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Solution

The fourth proportional to 195.06, 269.07 and 126.06 is: 173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.06 : 269.07 = 126.06 : x
  2. Step 2: Convert to fraction form
    195.06/269.07 = 126.06/x
  3. Step 3: Cross multiply
    195.06x = 269.07 × 126.06
  4. Step 4: Simplify right side
    195.06x = 33,918.96
  5. Step 5: Solve for x
    x = 33,918.96/195.06
  6. Step 6: Final answer
    x = 173.89

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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.