Home / 74,078-112,938

Finding the Third Proportional to 74,078 and 112,938

Calculator

Solution

The third proportional to 74,078 and 112,938 is: 172,183.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,078 : 112,938 = 112,938 : x
  2. Step 2: Convert to fraction form
    74,078/112,938 = 112,938/x
  3. Step 3: Cross multiply
    74,078x = 112,938 × 112,938
  4. Step 4: Simplify right side
    74,078x = 12,754,991,844
  5. Step 5: Solve for x
    x = 12,754,991,844/74,078
  6. Step 6: Final answer
    x = 172,183.26

Related Problems

Find third proportional to 37,039 and 56,469
Half scale
Find third proportional to 148,156 and 225,876
Double scale
Find third proportional to 74,080 and 112,941
Similar ratio
Find third proportional to 111,117 and 169,407
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.