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Finding the Fourth Proportional to 49,090.88, 67,745.42 and 26,734.88

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Solution

The fourth proportional to 49,090.88, 67,745.42 and 26,734.88 is: 36,894.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,090.88 : 67,745.42 = 26,734.88 : x
  2. Step 2: Convert to fraction form
    49,090.88/67,745.42 = 26,734.88/x
  3. Step 3: Cross multiply
    49,090.88x = 67,745.42 × 26,734.88
  4. Step 4: Simplify right side
    49,090.88x = 1,811,165,201.85
  5. Step 5: Solve for x
    x = 1,811,165,201.85/49,090.88
  6. Step 6: Final answer
    x = 36,894.13

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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.