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Finding the Fourth Proportional to 199.10, 298.49 and 62.08

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Solution

The fourth proportional to 199.10, 298.49 and 62.08 is: 93.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    199.10 : 298.49 = 62.08 : x
  2. Step 2: Convert to fraction form
    199.10/298.49 = 62.08/x
  3. Step 3: Cross multiply
    199.10x = 298.49 × 62.08
  4. Step 4: Simplify right side
    199.10x = 18,529.67
  5. Step 5: Solve for x
    x = 18,529.67/199.10
  6. Step 6: Final answer
    x = 93.07

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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.