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Finding the Fourth Proportional to 250.98, 346.41 and 168.12

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Solution

The fourth proportional to 250.98, 346.41 and 168.12 is: 232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.98 : 346.41 = 168.12 : x
  2. Step 2: Convert to fraction form
    250.98/346.41 = 168.12/x
  3. Step 3: Cross multiply
    250.98x = 346.41 × 168.12
  4. Step 4: Simplify right side
    250.98x = 58,238.45
  5. Step 5: Solve for x
    x = 58,238.45/250.98
  6. Step 6: Final answer
    x = 232.04

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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.