Home / 88,609-196,720

Finding the Third Proportional to 88,609 and 196,720

Calculator

Solution

The third proportional to 88,609 and 196,720 is: 436,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,609 : 196,720 = 196,720 : x
  2. Step 2: Convert to fraction form
    88,609/196,720 = 196,720/x
  3. Step 3: Cross multiply
    88,609x = 196,720 × 196,720
  4. Step 4: Simplify right side
    88,609x = 38,698,758,400
  5. Step 5: Solve for x
    x = 38,698,758,400/88,609
  6. Step 6: Final answer
    x = 436,736.21

Related Problems

Find third proportional to 44,304.50 and 98,360
Half scale
Find third proportional to 177,218 and 393,440
Double scale
Find third proportional to 88,611 and 196,724
Similar ratio
Find third proportional to 132,913.50 and 295,080
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.