Home / 209,542.13-313,812.91-120,608.68

Finding the Fourth Proportional to 209,542.13, 313,812.91 and 120,608.68

Calculator

Solution

The fourth proportional to 209,542.13, 313,812.91 and 120,608.68 is: 180,625.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,542.13 : 313,812.91 = 120,608.68 : x
  2. Step 2: Convert to fraction form
    209,542.13/313,812.91 = 120,608.68/x
  3. Step 3: Cross multiply
    209,542.13x = 313,812.91 × 120,608.68
  4. Step 4: Simplify right side
    209,542.13x = 37,848,560,842.06
  5. Step 5: Solve for x
    x = 37,848,560,842.06/209,542.13
  6. Step 6: Final answer
    x = 180,625.06

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.