Home / 104,687.31-144,406.99-65,863.41

Finding the Fourth Proportional to 104,687.31, 144,406.99 and 65,863.41

Calculator

Solution

The fourth proportional to 104,687.31, 144,406.99 and 65,863.41 is: 90,852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,687.31 : 144,406.99 = 65,863.41 : x
  2. Step 2: Convert to fraction form
    104,687.31/144,406.99 = 65,863.41/x
  3. Step 3: Cross multiply
    104,687.31x = 144,406.99 × 65,863.41
  4. Step 4: Simplify right side
    104,687.31x = 9,511,136,789.24
  5. Step 5: Solve for x
    x = 9,511,136,789.24/104,687.31
  6. Step 6: Final answer
    x = 90,852.81

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.