Home / 115.46-173.13-43.27

Finding the Fourth Proportional to 115.46, 173.13 and 43.27

Calculator

Solution

The fourth proportional to 115.46, 173.13 and 43.27 is: 64.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115.46 : 173.13 = 43.27 : x
  2. Step 2: Convert to fraction form
    115.46/173.13 = 43.27/x
  3. Step 3: Cross multiply
    115.46x = 173.13 × 43.27
  4. Step 4: Simplify right side
    115.46x = 7,490.90
  5. Step 5: Solve for x
    x = 7,490.90/115.46
  6. Step 6: Final answer
    x = 64.88

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.