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Finding the Fourth Proportional to 249.05, 373.69 and 95.01

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Solution

The fourth proportional to 249.05, 373.69 and 95.01 is: 142.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.05 : 373.69 = 95.01 : x
  2. Step 2: Convert to fraction form
    249.05/373.69 = 95.01/x
  3. Step 3: Cross multiply
    249.05x = 373.69 × 95.01
  4. Step 4: Simplify right side
    249.05x = 35,505.77
  5. Step 5: Solve for x
    x = 35,505.77/249.05
  6. Step 6: Final answer
    x = 142.56

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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.