Home / 169.64-254.43-73.43

Finding the Fourth Proportional to 169.64, 254.43 and 73.43

Calculator

Solution

The fourth proportional to 169.64, 254.43 and 73.43 is: 110.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.64 : 254.43 = 73.43 : x
  2. Step 2: Convert to fraction form
    169.64/254.43 = 73.43/x
  3. Step 3: Cross multiply
    169.64x = 254.43 × 73.43
  4. Step 4: Simplify right side
    169.64x = 18,682.79
  5. Step 5: Solve for x
    x = 18,682.79/169.64
  6. Step 6: Final answer
    x = 110.13

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.