Home / 151.66-227.22-130.20

Finding the Fourth Proportional to 151.66, 227.22 and 130.20

Calculator

Solution

The fourth proportional to 151.66, 227.22 and 130.20 is: 195.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.66 : 227.22 = 130.20 : x
  2. Step 2: Convert to fraction form
    151.66/227.22 = 130.20/x
  3. Step 3: Cross multiply
    151.66x = 227.22 × 130.20
  4. Step 4: Simplify right side
    151.66x = 29,584.04
  5. Step 5: Solve for x
    x = 29,584.04/151.66
  6. Step 6: Final answer
    x = 195.07

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.