Home / 68,914.39-103,375.12-18,993.38

Finding the Fourth Proportional to 68,914.39, 103,375.12 and 18,993.38

Calculator

Solution

The fourth proportional to 68,914.39, 103,375.12 and 18,993.38 is: 28,491.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,914.39 : 103,375.12 = 18,993.38 : x
  2. Step 2: Convert to fraction form
    68,914.39/103,375.12 = 18,993.38/x
  3. Step 3: Cross multiply
    68,914.39x = 103,375.12 × 18,993.38
  4. Step 4: Simplify right side
    68,914.39x = 1,963,443,147.66
  5. Step 5: Solve for x
    x = 1,963,443,147.66/68,914.39
  6. Step 6: Final answer
    x = 28,491.05

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.