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Finding the Fourth Proportional to 249.99, 375.10 and 119.96

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Solution

The fourth proportional to 249.99, 375.10 and 119.96 is: 180.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.99 : 375.10 = 119.96 : x
  2. Step 2: Convert to fraction form
    249.99/375.10 = 119.96/x
  3. Step 3: Cross multiply
    249.99x = 375.10 × 119.96
  4. Step 4: Simplify right side
    249.99x = 44,999.01
  5. Step 5: Solve for x
    x = 44,999.01/249.99
  6. Step 6: Final answer
    x = 180.01

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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.