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Finding the Fourth Proportional to 195.48, 268.02 and 181.26

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Solution

The fourth proportional to 195.48, 268.02 and 181.26 is: 248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.48 : 268.02 = 181.26 : x
  2. Step 2: Convert to fraction form
    195.48/268.02 = 181.26/x
  3. Step 3: Cross multiply
    195.48x = 268.02 × 181.26
  4. Step 4: Simplify right side
    195.48x = 48,581.31
  5. Step 5: Solve for x
    x = 48,581.31/195.48
  6. Step 6: Final answer
    x = 248.52

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.