Home / 188.15-282.24-106.81

Finding the Fourth Proportional to 188.15, 282.24 and 106.81

Calculator

Solution

The fourth proportional to 188.15, 282.24 and 106.81 is: 160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    188.15 : 282.24 = 106.81 : x
  2. Step 2: Convert to fraction form
    188.15/282.24 = 106.81/x
  3. Step 3: Cross multiply
    188.15x = 282.24 × 106.81
  4. Step 4: Simplify right side
    188.15x = 30,145.35
  5. Step 5: Solve for x
    x = 30,145.35/188.15
  6. Step 6: Final answer
    x = 160.22

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.