Home / 146.06-218.49-109.47

Finding the Fourth Proportional to 146.06, 218.49 and 109.47

Calculator

Solution

The fourth proportional to 146.06, 218.49 and 109.47 is: 163.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146.06 : 218.49 = 109.47 : x
  2. Step 2: Convert to fraction form
    146.06/218.49 = 109.47/x
  3. Step 3: Cross multiply
    146.06x = 218.49 × 109.47
  4. Step 4: Simplify right side
    146.06x = 23,918.10
  5. Step 5: Solve for x
    x = 23,918.10/146.06
  6. Step 6: Final answer
    x = 163.76

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.