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Finding the Fourth Proportional to 366.04, 548.88 and 119.16

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Solution

The fourth proportional to 366.04, 548.88 and 119.16 is: 178.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.04 : 548.88 = 119.16 : x
  2. Step 2: Convert to fraction form
    366.04/548.88 = 119.16/x
  3. Step 3: Cross multiply
    366.04x = 548.88 × 119.16
  4. Step 4: Simplify right side
    366.04x = 65,404.54
  5. Step 5: Solve for x
    x = 65,404.54/366.04
  6. Step 6: Final answer
    x = 178.68

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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.