Home / 74,418-111,867

Finding the Third Proportional to 74,418 and 111,867

Calculator

Solution

The third proportional to 74,418 and 111,867 is: 168,161.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,418 : 111,867 = 111,867 : x
  2. Step 2: Convert to fraction form
    74,418/111,867 = 111,867/x
  3. Step 3: Cross multiply
    74,418x = 111,867 × 111,867
  4. Step 4: Simplify right side
    74,418x = 12,514,225,689
  5. Step 5: Solve for x
    x = 12,514,225,689/74,418
  6. Step 6: Final answer
    x = 168,161.27

Related Problems

Find third proportional to 37,209 and 55,933.50
Half scale
Find third proportional to 148,836 and 223,734
Double scale
Find third proportional to 74,420 and 111,870
Similar ratio
Find third proportional to 111,627 and 167,800.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.