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Finding the Fourth Proportional to 244.70, 337.62 and 145.11

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Solution

The fourth proportional to 244.70, 337.62 and 145.11 is: 200.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.70 : 337.62 = 145.11 : x
  2. Step 2: Convert to fraction form
    244.70/337.62 = 145.11/x
  3. Step 3: Cross multiply
    244.70x = 337.62 × 145.11
  4. Step 4: Simplify right side
    244.70x = 48,992.04
  5. Step 5: Solve for x
    x = 48,992.04/244.70
  6. Step 6: Final answer
    x = 200.21

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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.