Home / 73,278-156,918

Finding the Third Proportional to 73,278 and 156,918

Calculator

Solution

The third proportional to 73,278 and 156,918 is: 336,025.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,278 : 156,918 = 156,918 : x
  2. Step 2: Convert to fraction form
    73,278/156,918 = 156,918/x
  3. Step 3: Cross multiply
    73,278x = 156,918 × 156,918
  4. Step 4: Simplify right side
    73,278x = 24,623,258,724
  5. Step 5: Solve for x
    x = 24,623,258,724/73,278
  6. Step 6: Final answer
    x = 336,025.26

Related Problems

Find third proportional to 36,639 and 78,459
Half scale
Find third proportional to 146,556 and 313,836
Double scale
Find third proportional to 73,280 and 156,922
Similar ratio
Find third proportional to 109,917 and 235,377
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.