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Finding the Fourth Proportional to 244.55, 366.81 and 80.01

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Solution

The fourth proportional to 244.55, 366.81 and 80.01 is: 120.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.55 : 366.81 = 80.01 : x
  2. Step 2: Convert to fraction form
    244.55/366.81 = 80.01/x
  3. Step 3: Cross multiply
    244.55x = 366.81 × 80.01
  4. Step 4: Simplify right side
    244.55x = 29,348.47
  5. Step 5: Solve for x
    x = 29,348.47/244.55
  6. Step 6: Final answer
    x = 120.01

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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.