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Finding the Fourth Proportional to 197.01, 295.50 and 75.29

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Solution

The fourth proportional to 197.01, 295.50 and 75.29 is: 112.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.01 : 295.50 = 75.29 : x
  2. Step 2: Convert to fraction form
    197.01/295.50 = 75.29/x
  3. Step 3: Cross multiply
    197.01x = 295.50 × 75.29
  4. Step 4: Simplify right side
    197.01x = 22,246.72
  5. Step 5: Solve for x
    x = 22,246.72/197.01
  6. Step 6: Final answer
    x = 112.92

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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.