Home / 75,892-121,938

Finding the Third Proportional to 75,892 and 121,938

Calculator

Solution

The third proportional to 75,892 and 121,938 is: 195,921.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,892 : 121,938 = 121,938 : x
  2. Step 2: Convert to fraction form
    75,892/121,938 = 121,938/x
  3. Step 3: Cross multiply
    75,892x = 121,938 × 121,938
  4. Step 4: Simplify right side
    75,892x = 14,868,875,844
  5. Step 5: Solve for x
    x = 14,868,875,844/75,892
  6. Step 6: Final answer
    x = 195,921.52

Related Problems

Find third proportional to 37,946 and 60,969
Half scale
Find third proportional to 151,784 and 243,876
Double scale
Find third proportional to 75,894 and 121,941
Similar ratio
Find third proportional to 113,838 and 182,907
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.