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Finding the Fourth Proportional to 197.51, 296.27 and 67.52

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Solution

The fourth proportional to 197.51, 296.27 and 67.52 is: 101.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.51 : 296.27 = 67.52 : x
  2. Step 2: Convert to fraction form
    197.51/296.27 = 67.52/x
  3. Step 3: Cross multiply
    197.51x = 296.27 × 67.52
  4. Step 4: Simplify right side
    197.51x = 20,005.06
  5. Step 5: Solve for x
    x = 20,005.06/197.51
  6. Step 6: Final answer
    x = 101.29

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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.