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Finding the Fourth Proportional to 197.04, 295.54 and 75.32

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Solution

The fourth proportional to 197.04, 295.54 and 75.32 is: 112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.04 : 295.54 = 75.32 : x
  2. Step 2: Convert to fraction form
    197.04/295.54 = 75.32/x
  3. Step 3: Cross multiply
    197.04x = 295.54 × 75.32
  4. Step 4: Simplify right side
    197.04x = 22,260.07
  5. Step 5: Solve for x
    x = 22,260.07/197.04
  6. Step 6: Final answer
    x = 112.97

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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.