Home / 254.66-351.52-171.72

Finding the Fourth Proportional to 254.66, 351.52 and 171.72

Calculator

Solution

The fourth proportional to 254.66, 351.52 and 171.72 is: 237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    254.66 : 351.52 = 171.72 : x
  2. Step 2: Convert to fraction form
    254.66/351.52 = 171.72/x
  3. Step 3: Cross multiply
    254.66x = 351.52 × 171.72
  4. Step 4: Simplify right side
    254.66x = 60,363.01
  5. Step 5: Solve for x
    x = 60,363.01/254.66
  6. Step 6: Final answer
    x = 237.03

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.