Home / 116,690-180,218

Finding the Third Proportional to 116,690 and 180,218

Calculator

Solution

The third proportional to 116,690 and 180,218 is: 278,331.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,690 : 180,218 = 180,218 : x
  2. Step 2: Convert to fraction form
    116,690/180,218 = 180,218/x
  3. Step 3: Cross multiply
    116,690x = 180,218 × 180,218
  4. Step 4: Simplify right side
    116,690x = 32,478,527,524
  5. Step 5: Solve for x
    x = 32,478,527,524/116,690
  6. Step 6: Final answer
    x = 278,331.71

Related Problems

Find third proportional to 58,345 and 90,109
Half scale
Find third proportional to 233,380 and 360,436
Double scale
Find third proportional to 116,692 and 180,221
Similar ratio
Find third proportional to 175,035 and 270,327
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.