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Finding the Fourth Proportional to 244.08, 366.20 and 126.87

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Solution

The fourth proportional to 244.08, 366.20 and 126.87 is: 190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.08 : 366.20 = 126.87 : x
  2. Step 2: Convert to fraction form
    244.08/366.20 = 126.87/x
  3. Step 3: Cross multiply
    244.08x = 366.20 × 126.87
  4. Step 4: Simplify right side
    244.08x = 46,459.65
  5. Step 5: Solve for x
    x = 46,459.65/244.08
  6. Step 6: Final answer
    x = 190.35

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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.