Home / 206,836.80-310,255.20-73,867.20

Finding the Fourth Proportional to 206,836.80, 310,255.20 and 73,867.20

Calculator

Solution

The fourth proportional to 206,836.80, 310,255.20 and 73,867.20 is: 110,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,836.80 : 310,255.20 = 73,867.20 : x
  2. Step 2: Convert to fraction form
    206,836.80/310,255.20 = 73,867.20/x
  3. Step 3: Cross multiply
    206,836.80x = 310,255.20 × 73,867.20
  4. Step 4: Simplify right side
    206,836.80x = 22,917,682,909.44
  5. Step 5: Solve for x
    x = 22,917,682,909.44/206,836.80
  6. Step 6: Final answer
    x = 110,800.80

Related Problems

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.