Home / 80,916-125,631

Finding the Third Proportional to 80,916 and 125,631

Calculator

Solution

The third proportional to 80,916 and 125,631 is: 195,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,916 : 125,631 = 125,631 : x
  2. Step 2: Convert to fraction form
    80,916/125,631 = 125,631/x
  3. Step 3: Cross multiply
    80,916x = 125,631 × 125,631
  4. Step 4: Simplify right side
    80,916x = 15,783,148,161
  5. Step 5: Solve for x
    x = 15,783,148,161/80,916
  6. Step 6: Final answer
    x = 195,055.96

Related Problems

Find third proportional to 40,458 and 62,815.50
Half scale
Find third proportional to 161,832 and 251,262
Double scale
Find third proportional to 80,918 and 125,634
Similar ratio
Find third proportional to 121,374 and 188,446.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.