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Finding the Fourth Proportional to 366.54, 549.83 and 160.99

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Solution

The fourth proportional to 366.54, 549.83 and 160.99 is: 241.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.54 : 549.83 = 160.99 : x
  2. Step 2: Convert to fraction form
    366.54/549.83 = 160.99/x
  3. Step 3: Cross multiply
    366.54x = 549.83 × 160.99
  4. Step 4: Simplify right side
    366.54x = 88,517.13
  5. Step 5: Solve for x
    x = 88,517.13/366.54
  6. Step 6: Final answer
    x = 241.49

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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.