Home / 551.36-827.12-166.64

Finding the Fourth Proportional to 551.36, 827.12 and 166.64

Calculator

Solution

The fourth proportional to 551.36, 827.12 and 166.64 is: 249.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    551.36 : 827.12 = 166.64 : x
  2. Step 2: Convert to fraction form
    551.36/827.12 = 166.64/x
  3. Step 3: Cross multiply
    551.36x = 827.12 × 166.64
  4. Step 4: Simplify right side
    551.36x = 137,831.28
  5. Step 5: Solve for x
    x = 137,831.28/551.36
  6. Step 6: Final answer
    x = 249.98

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.