Home / 132,162-212,800

Finding the Third Proportional to 132,162 and 212,800

Calculator

Solution

The third proportional to 132,162 and 212,800 is: 342,638.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,162 : 212,800 = 212,800 : x
  2. Step 2: Convert to fraction form
    132,162/212,800 = 212,800/x
  3. Step 3: Cross multiply
    132,162x = 212,800 × 212,800
  4. Step 4: Simplify right side
    132,162x = 45,283,840,000
  5. Step 5: Solve for x
    x = 45,283,840,000/132,162
  6. Step 6: Final answer
    x = 342,638.88

Related Problems

Find third proportional to 66,081 and 106,400
Half scale
Find third proportional to 264,324 and 425,600
Double scale
Find third proportional to 132,164 and 212,803
Similar ratio
Find third proportional to 198,243 and 319,200
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.