Home / 176.97-243.97-144.17

Finding the Fourth Proportional to 176.97, 243.97 and 144.17

Calculator

Solution

The fourth proportional to 176.97, 243.97 and 144.17 is: 198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.97 : 243.97 = 144.17 : x
  2. Step 2: Convert to fraction form
    176.97/243.97 = 144.17/x
  3. Step 3: Cross multiply
    176.97x = 243.97 × 144.17
  4. Step 4: Simplify right side
    176.97x = 35,173.15
  5. Step 5: Solve for x
    x = 35,173.15/176.97
  6. Step 6: Final answer
    x = 198.75

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.