Home / 139,915.27-209,934.74-73,339.48

Finding the Fourth Proportional to 139,915.27, 209,934.74 and 73,339.48

Calculator

Solution

The fourth proportional to 139,915.27, 209,934.74 and 73,339.48 is: 110,041.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,915.27 : 209,934.74 = 73,339.48 : x
  2. Step 2: Convert to fraction form
    139,915.27/209,934.74 = 73,339.48/x
  3. Step 3: Cross multiply
    139,915.27x = 209,934.74 × 73,339.48
  4. Step 4: Simplify right side
    139,915.27x = 15,396,504,665.54
  5. Step 5: Solve for x
    x = 15,396,504,665.54/139,915.27
  6. Step 6: Final answer
    x = 110,041.63

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.