Home / 61,604.56-91,961.20-54,131.19

Finding the Fourth Proportional to 61,604.56, 91,961.20 and 54,131.19

Calculator

Solution

The fourth proportional to 61,604.56, 91,961.20 and 54,131.19 is: 80,805.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,604.56 : 91,961.20 = 54,131.19 : x
  2. Step 2: Convert to fraction form
    61,604.56/91,961.20 = 54,131.19/x
  3. Step 3: Cross multiply
    61,604.56x = 91,961.20 × 54,131.19
  4. Step 4: Simplify right side
    61,604.56x = 4,977,969,189.83
  5. Step 5: Solve for x
    x = 4,977,969,189.83/61,604.56
  6. Step 6: Final answer
    x = 80,805.21

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.