Home / 75,682.11-104,449.47-41,694.06

Finding the Fourth Proportional to 75,682.11, 104,449.47 and 41,694.06

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Solution

The fourth proportional to 75,682.11, 104,449.47 and 41,694.06 is: 57,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,682.11 : 104,449.47 = 41,694.06 : x
  2. Step 2: Convert to fraction form
    75,682.11/104,449.47 = 41,694.06/x
  3. Step 3: Cross multiply
    75,682.11x = 104,449.47 × 41,694.06
  4. Step 4: Simplify right side
    75,682.11x = 4,354,922,469.15
  5. Step 5: Solve for x
    x = 4,354,922,469.15/75,682.11
  6. Step 6: Final answer
    x = 57,542.30

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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.