Home / 199,834.72-275,763.60-109,188.64

Finding the Fourth Proportional to 199,834.72, 275,763.60 and 109,188.64

Calculator

Solution

The fourth proportional to 199,834.72, 275,763.60 and 109,188.64 is: 150,675.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,834.72 : 275,763.60 = 109,188.64 : x
  2. Step 2: Convert to fraction form
    199,834.72/275,763.60 = 109,188.64/x
  3. Step 3: Cross multiply
    199,834.72x = 275,763.60 × 109,188.64
  4. Step 4: Simplify right side
    199,834.72x = 30,110,252,445.50
  5. Step 5: Solve for x
    x = 30,110,252,445.50/199,834.72
  6. Step 6: Final answer
    x = 150,675.78

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.