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Finding the Fourth Proportional to 199.16, 298.33 and 175.27

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Solution

The fourth proportional to 199.16, 298.33 and 175.27 is: 262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199.16 : 298.33 = 175.27 : x
  2. Step 2: Convert to fraction form
    199.16/298.33 = 175.27/x
  3. Step 3: Cross multiply
    199.16x = 298.33 × 175.27
  4. Step 4: Simplify right side
    199.16x = 52,288.30
  5. Step 5: Solve for x
    x = 52,288.30/199.16
  6. Step 6: Final answer
    x = 262.54

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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.