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Finding the Fourth Proportional to 195.14, 292.73 and 73.55

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Solution

The fourth proportional to 195.14, 292.73 and 73.55 is: 110.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.14 : 292.73 = 73.55 : x
  2. Step 2: Convert to fraction form
    195.14/292.73 = 73.55/x
  3. Step 3: Cross multiply
    195.14x = 292.73 × 73.55
  4. Step 4: Simplify right side
    195.14x = 21,530.66
  5. Step 5: Solve for x
    x = 21,530.66/195.14
  6. Step 6: Final answer
    x = 110.33

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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.