Home / 226.94-313.07-157.14

Finding the Fourth Proportional to 226.94, 313.07 and 157.14

Calculator

Solution

The fourth proportional to 226.94, 313.07 and 157.14 is: 216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.94 : 313.07 = 157.14 : x
  2. Step 2: Convert to fraction form
    226.94/313.07 = 157.14/x
  3. Step 3: Cross multiply
    226.94x = 313.07 × 157.14
  4. Step 4: Simplify right side
    226.94x = 49,195.03
  5. Step 5: Solve for x
    x = 49,195.03/226.94
  6. Step 6: Final answer
    x = 216.78

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.