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Finding the Fourth Proportional to 244.36, 366.58 and 82

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Solution

The fourth proportional to 244.36, 366.58 and 82 is: 123.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.36 : 366.58 = 82 : x
  2. Step 2: Convert to fraction form
    244.36/366.58 = 82/x
  3. Step 3: Cross multiply
    244.36x = 366.58 × 82
  4. Step 4: Simplify right side
    244.36x = 30,059.56
  5. Step 5: Solve for x
    x = 30,059.56/244.36
  6. Step 6: Final answer
    x = 123.01

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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.