Home / 131,256-198,450

Finding the Third Proportional to 131,256 and 198,450

Calculator

Solution

The third proportional to 131,256 and 198,450 is: 300,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,256 : 198,450 = 198,450 : x
  2. Step 2: Convert to fraction form
    131,256/198,450 = 198,450/x
  3. Step 3: Cross multiply
    131,256x = 198,450 × 198,450
  4. Step 4: Simplify right side
    131,256x = 39,382,402,500
  5. Step 5: Solve for x
    x = 39,382,402,500/131,256
  6. Step 6: Final answer
    x = 300,042.68

Related Problems

Find third proportional to 65,628 and 99,225
Half scale
Find third proportional to 262,512 and 396,900
Double scale
Find third proportional to 131,258 and 198,453
Similar ratio
Find third proportional to 196,884 and 297,675
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.