Home / 192,544.80-288,817.20-126,189.60

Finding the Fourth Proportional to 192,544.80, 288,817.20 and 126,189.60

Calculator

Solution

The fourth proportional to 192,544.80, 288,817.20 and 126,189.60 is: 189,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,544.80 : 288,817.20 = 126,189.60 : x
  2. Step 2: Convert to fraction form
    192,544.80/288,817.20 = 126,189.60/x
  3. Step 3: Cross multiply
    192,544.80x = 288,817.20 × 126,189.60
  4. Step 4: Simplify right side
    192,544.80x = 36,445,726,941.12
  5. Step 5: Solve for x
    x = 36,445,726,941.12/192,544.80
  6. Step 6: Final answer
    x = 189,284.40

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.