Home / 132,709-211,086

Finding the Third Proportional to 132,709 and 211,086

Calculator

Solution

The third proportional to 132,709 and 211,086 is: 335,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,709 : 211,086 = 211,086 : x
  2. Step 2: Convert to fraction form
    132,709/211,086 = 211,086/x
  3. Step 3: Cross multiply
    132,709x = 211,086 × 211,086
  4. Step 4: Simplify right side
    132,709x = 44,557,299,396
  5. Step 5: Solve for x
    x = 44,557,299,396/132,709
  6. Step 6: Final answer
    x = 335,751.90

Related Problems

Find third proportional to 66,354.50 and 105,543
Half scale
Find third proportional to 265,418 and 422,172
Double scale
Find third proportional to 132,711 and 211,089
Similar ratio
Find third proportional to 199,063.50 and 316,629
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.