Home / 129,754.12-194,614.48-41,016.60

Finding the Fourth Proportional to 129,754.12, 194,614.48 and 41,016.60

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Solution

The fourth proportional to 129,754.12, 194,614.48 and 41,016.60 is: 61,519.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,754.12 : 194,614.48 = 41,016.60 : x
  2. Step 2: Convert to fraction form
    129,754.12/194,614.48 = 41,016.60/x
  3. Step 3: Cross multiply
    129,754.12x = 194,614.48 × 41,016.60
  4. Step 4: Simplify right side
    129,754.12x = 7,982,424,280.37
  5. Step 5: Solve for x
    x = 7,982,424,280.37/129,754.12
  6. Step 6: Final answer
    x = 61,519.62

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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.