Home / 68,534-109,361

Finding the Third Proportional to 68,534 and 109,361

Calculator

Solution

The third proportional to 68,534 and 109,361 is: 174,509.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,534 : 109,361 = 109,361 : x
  2. Step 2: Convert to fraction form
    68,534/109,361 = 109,361/x
  3. Step 3: Cross multiply
    68,534x = 109,361 × 109,361
  4. Step 4: Simplify right side
    68,534x = 11,959,828,321
  5. Step 5: Solve for x
    x = 11,959,828,321/68,534
  6. Step 6: Final answer
    x = 174,509.42

Related Problems

Find third proportional to 34,267 and 54,680.50
Half scale
Find third proportional to 137,068 and 218,722
Double scale
Find third proportional to 68,536 and 109,364
Similar ratio
Find third proportional to 102,801 and 164,041.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.