Home / 136,034-211,155

Finding the Third Proportional to 136,034 and 211,155

Calculator

Solution

The third proportional to 136,034 and 211,155 is: 327,759.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,034 : 211,155 = 211,155 : x
  2. Step 2: Convert to fraction form
    136,034/211,155 = 211,155/x
  3. Step 3: Cross multiply
    136,034x = 211,155 × 211,155
  4. Step 4: Simplify right side
    136,034x = 44,586,434,025
  5. Step 5: Solve for x
    x = 44,586,434,025/136,034
  6. Step 6: Final answer
    x = 327,759.49

Related Problems

Find third proportional to 68,017 and 105,577.50
Half scale
Find third proportional to 272,068 and 422,310
Double scale
Find third proportional to 136,036 and 211,158
Similar ratio
Find third proportional to 204,051 and 316,732.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.