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Finding the Fourth Proportional to 195.03, 292.67 and 73.28

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Solution

The fourth proportional to 195.03, 292.67 and 73.28 is: 109.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.03 : 292.67 = 73.28 : x
  2. Step 2: Convert to fraction form
    195.03/292.67 = 73.28/x
  3. Step 3: Cross multiply
    195.03x = 292.67 × 73.28
  4. Step 4: Simplify right side
    195.03x = 21,447.50
  5. Step 5: Solve for x
    x = 21,447.50/195.03
  6. Step 6: Final answer
    x = 109.97

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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.