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Finding the Fourth Proportional to 199.03, 298.45 and 96.24

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Solution

The fourth proportional to 199.03, 298.45 and 96.24 is: 144.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199.03 : 298.45 = 96.24 : x
  2. Step 2: Convert to fraction form
    199.03/298.45 = 96.24/x
  3. Step 3: Cross multiply
    199.03x = 298.45 × 96.24
  4. Step 4: Simplify right side
    199.03x = 28,722.83
  5. Step 5: Solve for x
    x = 28,722.83/199.03
  6. Step 6: Final answer
    x = 144.31

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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.