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Finding the Fourth Proportional to 197.27, 295.98 and 99.98

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Solution

The fourth proportional to 197.27, 295.98 and 99.98 is: 150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.27 : 295.98 = 99.98 : x
  2. Step 2: Convert to fraction form
    197.27/295.98 = 99.98/x
  3. Step 3: Cross multiply
    197.27x = 295.98 × 99.98
  4. Step 4: Simplify right side
    197.27x = 29,592.08
  5. Step 5: Solve for x
    x = 29,592.08/197.27
  6. Step 6: Final answer
    x = 150.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.