Home / 129,796.20-194,713.44-41,029.56

Finding the Fourth Proportional to 129,796.20, 194,713.44 and 41,029.56

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Solution

The fourth proportional to 129,796.20, 194,713.44 and 41,029.56 is: 61,550.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,796.20 : 194,713.44 = 41,029.56 : x
  2. Step 2: Convert to fraction form
    129,796.20/194,713.44 = 41,029.56/x
  3. Step 3: Cross multiply
    129,796.20x = 194,713.44 × 41,029.56
  4. Step 4: Simplify right side
    129,796.20x = 7,989,006,769.29
  5. Step 5: Solve for x
    x = 7,989,006,769.29/129,796.20
  6. Step 6: Final answer
    x = 61,550.39

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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.