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Finding the Fourth Proportional to 197.41, 296.02 and 89.08

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Solution

The fourth proportional to 197.41, 296.02 and 89.08 is: 133.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.41 : 296.02 = 89.08 : x
  2. Step 2: Convert to fraction form
    197.41/296.02 = 89.08/x
  3. Step 3: Cross multiply
    197.41x = 296.02 × 89.08
  4. Step 4: Simplify right side
    197.41x = 26,369.46
  5. Step 5: Solve for x
    x = 26,369.46/197.41
  6. Step 6: Final answer
    x = 133.58

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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.