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Finding the Fourth Proportional to 249.41, 373.94 and 95.34

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Solution

The fourth proportional to 249.41, 373.94 and 95.34 is: 142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.41 : 373.94 = 95.34 : x
  2. Step 2: Convert to fraction form
    249.41/373.94 = 95.34/x
  3. Step 3: Cross multiply
    249.41x = 373.94 × 95.34
  4. Step 4: Simplify right side
    249.41x = 35,650.96
  5. Step 5: Solve for x
    x = 35,650.96/249.41
  6. Step 6: Final answer
    x = 142.94

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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.