Home / 83,360.70-115,033.62-47,549.38

Finding the Fourth Proportional to 83,360.70, 115,033.62 and 47,549.38

Calculator

Solution

The fourth proportional to 83,360.70, 115,033.62 and 47,549.38 is: 65,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,360.70 : 115,033.62 = 47,549.38 : x
  2. Step 2: Convert to fraction form
    83,360.70/115,033.62 = 47,549.38/x
  3. Step 3: Cross multiply
    83,360.70x = 115,033.62 × 47,549.38
  4. Step 4: Simplify right side
    83,360.70x = 5,469,777,310.16
  5. Step 5: Solve for x
    x = 5,469,777,310.16/83,360.70
  6. Step 6: Final answer
    x = 65,615.78

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.