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Finding the Fourth Proportional to 195.66, 293.27 and 114.39

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Solution

The fourth proportional to 195.66, 293.27 and 114.39 is: 171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.66 : 293.27 = 114.39 : x
  2. Step 2: Convert to fraction form
    195.66/293.27 = 114.39/x
  3. Step 3: Cross multiply
    195.66x = 293.27 × 114.39
  4. Step 4: Simplify right side
    195.66x = 33,546.58
  5. Step 5: Solve for x
    x = 33,546.58/195.66
  6. Step 6: Final answer
    x = 171.45

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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.