Home / 120,611-182,145

Finding the Third Proportional to 120,611 and 182,145

Calculator

Solution

The third proportional to 120,611 and 182,145 is: 275,072.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,611 : 182,145 = 182,145 : x
  2. Step 2: Convert to fraction form
    120,611/182,145 = 182,145/x
  3. Step 3: Cross multiply
    120,611x = 182,145 × 182,145
  4. Step 4: Simplify right side
    120,611x = 33,176,801,025
  5. Step 5: Solve for x
    x = 33,176,801,025/120,611
  6. Step 6: Final answer
    x = 275,072.76

Related Problems

Find third proportional to 60,305.50 and 91,072.50
Half scale
Find third proportional to 241,222 and 364,290
Double scale
Find third proportional to 120,613 and 182,148
Similar ratio
Find third proportional to 180,916.50 and 273,217.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.