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Finding the Fourth Proportional to 136,513.85, 204,801.88 and 41,757.41

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Solution

The fourth proportional to 136,513.85, 204,801.88 and 41,757.41 is: 62,645.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,513.85 : 204,801.88 = 41,757.41 : x
  2. Step 2: Convert to fraction form
    136,513.85/204,801.88 = 41,757.41/x
  3. Step 3: Cross multiply
    136,513.85x = 204,801.88 × 41,757.41
  4. Step 4: Simplify right side
    136,513.85x = 8,551,995,863.14
  5. Step 5: Solve for x
    x = 8,551,995,863.14/136,513.85
  6. Step 6: Final answer
    x = 62,645.63

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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.