Home / 45,609.80-68,414.70-43,860.20

Finding the Fourth Proportional to 45,609.80, 68,414.70 and 43,860.20

Calculator

Solution

The fourth proportional to 45,609.80, 68,414.70 and 43,860.20 is: 65,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,609.80 : 68,414.70 = 43,860.20 : x
  2. Step 2: Convert to fraction form
    45,609.80/68,414.70 = 43,860.20/x
  3. Step 3: Cross multiply
    45,609.80x = 68,414.70 × 43,860.20
  4. Step 4: Simplify right side
    45,609.80x = 3,000,682,424.94
  5. Step 5: Solve for x
    x = 3,000,682,424.94/45,609.80
  6. Step 6: Final answer
    x = 65,790.30

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.