Home / 83,893.45-115,777.96-48,085.78

Finding the Fourth Proportional to 83,893.45, 115,777.96 and 48,085.78

Calculator

Solution

The fourth proportional to 83,893.45, 115,777.96 and 48,085.78 is: 66,361.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,893.45 : 115,777.96 = 48,085.78 : x
  2. Step 2: Convert to fraction form
    83,893.45/115,777.96 = 48,085.78/x
  3. Step 3: Cross multiply
    83,893.45x = 115,777.96 × 48,085.78
  4. Step 4: Simplify right side
    83,893.45x = 5,567,273,513.41
  5. Step 5: Solve for x
    x = 5,567,273,513.41/83,893.45
  6. Step 6: Final answer
    x = 66,361.24

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.