Home / 68,757.65-103,165.88-28,785.97

Finding the Fourth Proportional to 68,757.65, 103,165.88 and 28,785.97

Calculator

Solution

The fourth proportional to 68,757.65, 103,165.88 and 28,785.97 is: 43,191.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,757.65 : 103,165.88 = 28,785.97 : x
  2. Step 2: Convert to fraction form
    68,757.65/103,165.88 = 28,785.97/x
  3. Step 3: Cross multiply
    68,757.65x = 103,165.88 × 28,785.97
  4. Step 4: Simplify right side
    68,757.65x = 2,969,729,926.70
  5. Step 5: Solve for x
    x = 2,969,729,926.70/68,757.65
  6. Step 6: Final answer
    x = 43,191.27

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.