Home / 204,255.50-306,391.49-71,149.22

Finding the Fourth Proportional to 204,255.50, 306,391.49 and 71,149.22

Calculator

Solution

The fourth proportional to 204,255.50, 306,391.49 and 71,149.22 is: 106,726.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,255.50 : 306,391.49 = 71,149.22 : x
  2. Step 2: Convert to fraction form
    204,255.50/306,391.49 = 71,149.22/x
  3. Step 3: Cross multiply
    204,255.50x = 306,391.49 × 71,149.22
  4. Step 4: Simplify right side
    204,255.50x = 21,799,513,640.43
  5. Step 5: Solve for x
    x = 21,799,513,640.43/204,255.50
  6. Step 6: Final answer
    x = 106,726.69

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.