Home / 104,786.68-144,608.88-57,043.22

Finding the Fourth Proportional to 104,786.68, 144,608.88 and 57,043.22

Calculator

Solution

The fourth proportional to 104,786.68, 144,608.88 and 57,043.22 is: 78,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,786.68 : 144,608.88 = 57,043.22 : x
  2. Step 2: Convert to fraction form
    104,786.68/144,608.88 = 57,043.22/x
  3. Step 3: Cross multiply
    104,786.68x = 144,608.88 × 57,043.22
  4. Step 4: Simplify right side
    104,786.68x = 8,248,956,155.79
  5. Step 5: Solve for x
    x = 8,248,956,155.79/104,786.68
  6. Step 6: Final answer
    x = 78,721.42

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.