Home / 182.09-273.20-85.88

Finding the Fourth Proportional to 182.09, 273.20 and 85.88

Calculator

Solution

The fourth proportional to 182.09, 273.20 and 85.88 is: 128.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.09 : 273.20 = 85.88 : x
  2. Step 2: Convert to fraction form
    182.09/273.20 = 85.88/x
  3. Step 3: Cross multiply
    182.09x = 273.20 × 85.88
  4. Step 4: Simplify right side
    182.09x = 23,460.62
  5. Step 5: Solve for x
    x = 23,460.62/182.09
  6. Step 6: Final answer
    x = 128.84

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.