Home / 114.79-172.25-63.47

Finding the Fourth Proportional to 114.79, 172.25 and 63.47

Calculator

Solution

The fourth proportional to 114.79, 172.25 and 63.47 is: 95.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.79 : 172.25 = 63.47 : x
  2. Step 2: Convert to fraction form
    114.79/172.25 = 63.47/x
  3. Step 3: Cross multiply
    114.79x = 172.25 × 63.47
  4. Step 4: Simplify right side
    114.79x = 10,932.71
  5. Step 5: Solve for x
    x = 10,932.71/114.79
  6. Step 6: Final answer
    x = 95.24

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.