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Finding the Fourth Proportional to 244.30, 366.48 and 82.03

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Solution

The fourth proportional to 244.30, 366.48 and 82.03 is: 123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.30 : 366.48 = 82.03 : x
  2. Step 2: Convert to fraction form
    244.30/366.48 = 82.03/x
  3. Step 3: Cross multiply
    244.30x = 366.48 × 82.03
  4. Step 4: Simplify right side
    244.30x = 30,061.23
  5. Step 5: Solve for x
    x = 30,061.23/244.30
  6. Step 6: Final answer
    x = 123.05

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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.