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Finding the Fourth Proportional to 197.27, 295.73 and 94.53

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Solution

The fourth proportional to 197.27, 295.73 and 94.53 is: 141.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.27 : 295.73 = 94.53 : x
  2. Step 2: Convert to fraction form
    197.27/295.73 = 94.53/x
  3. Step 3: Cross multiply
    197.27x = 295.73 × 94.53
  4. Step 4: Simplify right side
    197.27x = 27,955.36
  5. Step 5: Solve for x
    x = 27,955.36/197.27
  6. Step 6: Final answer
    x = 141.71

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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.