Home / 101.25-146.81

Finding the Third Proportional to 101.25 and 146.81

Calculator

Solution

The third proportional to 101.25 and 146.81 is: 212.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101.25 : 146.81 = 146.81 : x
  2. Step 2: Convert to fraction form
    101.25/146.81 = 146.81/x
  3. Step 3: Cross multiply
    101.25x = 146.81 × 146.81
  4. Step 4: Simplify right side
    101.25x = 21,553.91
  5. Step 5: Solve for x
    x = 21,553.91/101.25
  6. Step 6: Final answer
    x = 212.88

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.