Home / 30,149-61,119

Finding the Third Proportional to 30,149 and 61,119

Calculator

Solution

The third proportional to 30,149 and 61,119 is: 123,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,149 : 61,119 = 61,119 : x
  2. Step 2: Convert to fraction form
    30,149/61,119 = 61,119/x
  3. Step 3: Cross multiply
    30,149x = 61,119 × 61,119
  4. Step 4: Simplify right side
    30,149x = 3,735,532,161
  5. Step 5: Solve for x
    x = 3,735,532,161/30,149
  6. Step 6: Final answer
    x = 123,902.36

Related Problems

Find third proportional to 15,074.50 and 30,559.50
Half scale
Find third proportional to 60,298 and 122,238
Double scale
Find third proportional to 30,151 and 61,123
Similar ratio
Find third proportional to 45,223.50 and 91,678.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.