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Finding the Fourth Proportional to 195.01, 268.52 and 170.30

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Solution

The fourth proportional to 195.01, 268.52 and 170.30 is: 234.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.01 : 268.52 = 170.30 : x
  2. Step 2: Convert to fraction form
    195.01/268.52 = 170.30/x
  3. Step 3: Cross multiply
    195.01x = 268.52 × 170.30
  4. Step 4: Simplify right side
    195.01x = 45,728.78
  5. Step 5: Solve for x
    x = 45,728.78/195.01
  6. Step 6: Final answer
    x = 234.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.