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Finding the Fourth Proportional to 244.30, 337.20 and 146.11

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Solution

The fourth proportional to 244.30, 337.20 and 146.11 is: 201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.30 : 337.20 = 146.11 : x
  2. Step 2: Convert to fraction form
    244.30/337.20 = 146.11/x
  3. Step 3: Cross multiply
    244.30x = 337.20 × 146.11
  4. Step 4: Simplify right side
    244.30x = 49,268.29
  5. Step 5: Solve for x
    x = 49,268.29/244.30
  6. Step 6: Final answer
    x = 201.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.