Home / 69,121-151,634

Finding the Third Proportional to 69,121 and 151,634

Calculator

Solution

The third proportional to 69,121 and 151,634 is: 332,646.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,121 : 151,634 = 151,634 : x
  2. Step 2: Convert to fraction form
    69,121/151,634 = 151,634/x
  3. Step 3: Cross multiply
    69,121x = 151,634 × 151,634
  4. Step 4: Simplify right side
    69,121x = 22,992,869,956
  5. Step 5: Solve for x
    x = 22,992,869,956/69,121
  6. Step 6: Final answer
    x = 332,646.66

Related Problems

Find third proportional to 34,560.50 and 75,817
Half scale
Find third proportional to 138,242 and 303,268
Double scale
Find third proportional to 69,123 and 151,638
Similar ratio
Find third proportional to 103,681.50 and 227,451
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.