Home / 122.45-162.32

Finding the Third Proportional to 122.45 and 162.32

Calculator

Solution

The third proportional to 122.45 and 162.32 is: 215.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    122.45 : 162.32 = 162.32 : x
  2. Step 2: Convert to fraction form
    122.45/162.32 = 162.32/x
  3. Step 3: Cross multiply
    122.45x = 162.32 × 162.32
  4. Step 4: Simplify right side
    122.45x = 26,346.62
  5. Step 5: Solve for x
    x = 26,346.62/122.45
  6. Step 6: Final answer
    x = 215.16

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.