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Finding the Fourth Proportional to 244,512, 337,407.18 and 137,067.43

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Solution

The fourth proportional to 244,512, 337,407.18 and 137,067.43 is: 189,142.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,512 : 337,407.18 = 137,067.43 : x
  2. Step 2: Convert to fraction form
    244,512/337,407.18 = 137,067.43/x
  3. Step 3: Cross multiply
    244,512x = 337,407.18 × 137,067.43
  4. Step 4: Simplify right side
    244,512x = 46,247,535,026.15
  5. Step 5: Solve for x
    x = 46,247,535,026.15/244,512
  6. Step 6: Final answer
    x = 189,142.19

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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.