Home / 163.41-225.31-141.24

Finding the Fourth Proportional to 163.41, 225.31 and 141.24

Calculator

Solution

The fourth proportional to 163.41, 225.31 and 141.24 is: 194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163.41 : 225.31 = 141.24 : x
  2. Step 2: Convert to fraction form
    163.41/225.31 = 141.24/x
  3. Step 3: Cross multiply
    163.41x = 225.31 × 141.24
  4. Step 4: Simplify right side
    163.41x = 31,822.08
  5. Step 5: Solve for x
    x = 31,822.08/163.41
  6. Step 6: Final answer
    x = 194.74

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.