Home / 220,114.20-330,171.30-79,854.60

Finding the Fourth Proportional to 220,114.20, 330,171.30 and 79,854.60

Calculator

Solution

The fourth proportional to 220,114.20, 330,171.30 and 79,854.60 is: 119,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,114.20 : 330,171.30 = 79,854.60 : x
  2. Step 2: Convert to fraction form
    220,114.20/330,171.30 = 79,854.60/x
  3. Step 3: Cross multiply
    220,114.20x = 330,171.30 × 79,854.60
  4. Step 4: Simplify right side
    220,114.20x = 26,365,697,092.98
  5. Step 5: Solve for x
    x = 26,365,697,092.98/220,114.20
  6. Step 6: Final answer
    x = 119,781.90

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.