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Finding the Fourth Proportional to 197.13, 295.70 and 182.25

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Solution

The fourth proportional to 197.13, 295.70 and 182.25 is: 273.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.13 : 295.70 = 182.25 : x
  2. Step 2: Convert to fraction form
    197.13/295.70 = 182.25/x
  3. Step 3: Cross multiply
    197.13x = 295.70 × 182.25
  4. Step 4: Simplify right side
    197.13x = 53,890.41
  5. Step 5: Solve for x
    x = 53,890.41/197.13
  6. Step 6: Final answer
    x = 273.38

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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.