Home / 225.28-310.98-166.96

Finding the Fourth Proportional to 225.28, 310.98 and 166.96

Calculator

Solution

The fourth proportional to 225.28, 310.98 and 166.96 is: 230.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.28 : 310.98 = 166.96 : x
  2. Step 2: Convert to fraction form
    225.28/310.98 = 166.96/x
  3. Step 3: Cross multiply
    225.28x = 310.98 × 166.96
  4. Step 4: Simplify right side
    225.28x = 51,921.22
  5. Step 5: Solve for x
    x = 51,921.22/225.28
  6. Step 6: Final answer
    x = 230.47

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.