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Finding the Fourth Proportional to 199.41, 298.50 and 184.15

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Solution

The fourth proportional to 199.41, 298.50 and 184.15 is: 275.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    199.41 : 298.50 = 184.15 : x
  2. Step 2: Convert to fraction form
    199.41/298.50 = 184.15/x
  3. Step 3: Cross multiply
    199.41x = 298.50 × 184.15
  4. Step 4: Simplify right side
    199.41x = 54,968.78
  5. Step 5: Solve for x
    x = 54,968.78/199.41
  6. Step 6: Final answer
    x = 275.66

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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.