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Finding the Fourth Proportional to 234.32, 350.94 and 195.80

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Solution

The fourth proportional to 234.32, 350.94 and 195.80 is: 293.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.32 : 350.94 = 195.80 : x
  2. Step 2: Convert to fraction form
    234.32/350.94 = 195.80/x
  3. Step 3: Cross multiply
    234.32x = 350.94 × 195.80
  4. Step 4: Simplify right side
    234.32x = 68,714.05
  5. Step 5: Solve for x
    x = 68,714.05/234.32
  6. Step 6: Final answer
    x = 293.25

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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.