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Finding the Fourth Proportional to 249.10, 373.59 and 94.97

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Solution

The fourth proportional to 249.10, 373.59 and 94.97 is: 142.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.10 : 373.59 = 94.97 : x
  2. Step 2: Convert to fraction form
    249.10/373.59 = 94.97/x
  3. Step 3: Cross multiply
    249.10x = 373.59 × 94.97
  4. Step 4: Simplify right side
    249.10x = 35,477.50
  5. Step 5: Solve for x
    x = 35,477.50/249.10
  6. Step 6: Final answer
    x = 142.43

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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.