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Finding the Fourth Proportional to 195.36, 294.45 and 187.13

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Solution

The fourth proportional to 195.36, 294.45 and 187.13 is: 282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.36 : 294.45 = 187.13 : x
  2. Step 2: Convert to fraction form
    195.36/294.45 = 187.13/x
  3. Step 3: Cross multiply
    195.36x = 294.45 × 187.13
  4. Step 4: Simplify right side
    195.36x = 55,098.96
  5. Step 5: Solve for x
    x = 55,098.96/195.36
  6. Step 6: Final answer
    x = 282.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.