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Finding the Fourth Proportional to 249.00, 373.49 and 112.02

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Solution

The fourth proportional to 249.00, 373.49 and 112.02 is: 168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.00 : 373.49 = 112.02 : x
  2. Step 2: Convert to fraction form
    249.00/373.49 = 112.02/x
  3. Step 3: Cross multiply
    249.00x = 373.49 × 112.02
  4. Step 4: Simplify right side
    249.00x = 41,836.76
  5. Step 5: Solve for x
    x = 41,836.76/249.00
  6. Step 6: Final answer
    x = 168.02

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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.