Home / 75,949.10-104,809.26-41,959.78

Finding the Fourth Proportional to 75,949.10, 104,809.26 and 41,959.78

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Solution

The fourth proportional to 75,949.10, 104,809.26 and 41,959.78 is: 57,904.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,949.10 : 104,809.26 = 41,959.78 : x
  2. Step 2: Convert to fraction form
    75,949.10/104,809.26 = 41,959.78/x
  3. Step 3: Cross multiply
    75,949.10x = 104,809.26 × 41,959.78
  4. Step 4: Simplify right side
    75,949.10x = 4,397,773,150.87
  5. Step 5: Solve for x
    x = 4,397,773,150.87/75,949.10
  6. Step 6: Final answer
    x = 57,904.22

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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.