Home / 92,664.11-138,900.66-36,481.43

Finding the Fourth Proportional to 92,664.11, 138,900.66 and 36,481.43

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Solution

The fourth proportional to 92,664.11, 138,900.66 and 36,481.43 is: 54,684.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,664.11 : 138,900.66 = 36,481.43 : x
  2. Step 2: Convert to fraction form
    92,664.11/138,900.66 = 36,481.43/x
  3. Step 3: Cross multiply
    92,664.11x = 138,900.66 × 36,481.43
  4. Step 4: Simplify right side
    92,664.11x = 5,067,294,010.24
  5. Step 5: Solve for x
    x = 5,067,294,010.24/92,664.11
  6. Step 6: Final answer
    x = 54,684.54

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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.