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Finding the Fourth Proportional to 199.24, 300.03 and 173.87

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Solution

The fourth proportional to 199.24, 300.03 and 173.87 is: 261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    199.24 : 300.03 = 173.87 : x
  2. Step 2: Convert to fraction form
    199.24/300.03 = 173.87/x
  3. Step 3: Cross multiply
    199.24x = 300.03 × 173.87
  4. Step 4: Simplify right side
    199.24x = 52,163.85
  5. Step 5: Solve for x
    x = 52,163.85/199.24
  6. Step 6: Final answer
    x = 261.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.