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Finding the Fourth Proportional to 249.05, 373.24 and 194.27

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Solution

The fourth proportional to 249.05, 373.24 and 194.27 is: 291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.05 : 373.24 = 194.27 : x
  2. Step 2: Convert to fraction form
    249.05/373.24 = 194.27/x
  3. Step 3: Cross multiply
    249.05x = 373.24 × 194.27
  4. Step 4: Simplify right side
    249.05x = 72,509.33
  5. Step 5: Solve for x
    x = 72,509.33/249.05
  6. Step 6: Final answer
    x = 291.14

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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.