Home / 323,782.80-485,674.20-102,166.80

Finding the Fourth Proportional to 323,782.80, 485,674.20 and 102,166.80

Calculator

Solution

The fourth proportional to 323,782.80, 485,674.20 and 102,166.80 is: 153,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,782.80 : 485,674.20 = 102,166.80 : x
  2. Step 2: Convert to fraction form
    323,782.80/485,674.20 = 102,166.80/x
  3. Step 3: Cross multiply
    323,782.80x = 485,674.20 × 102,166.80
  4. Step 4: Simplify right side
    323,782.80x = 49,619,778,856.56
  5. Step 5: Solve for x
    x = 49,619,778,856.56/323,782.80
  6. Step 6: Final answer
    x = 153,250.20

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.