Home / 141,016.20-194,589.99-80,574.78

Finding the Fourth Proportional to 141,016.20, 194,589.99 and 80,574.78

Calculator

Solution

The fourth proportional to 141,016.20, 194,589.99 and 80,574.78 is: 111,186.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,016.20 : 194,589.99 = 80,574.78 : x
  2. Step 2: Convert to fraction form
    141,016.20/194,589.99 = 80,574.78/x
  3. Step 3: Cross multiply
    141,016.20x = 194,589.99 × 80,574.78
  4. Step 4: Simplify right side
    141,016.20x = 15,679,045,634.45
  5. Step 5: Solve for x
    x = 15,679,045,634.45/141,016.20
  6. Step 6: Final answer
    x = 111,186.13

Related Problems

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.