Home / 121,606-194,271

Finding the Third Proportional to 121,606 and 194,271

Calculator

Solution

The third proportional to 121,606 and 194,271 is: 310,356.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,606 : 194,271 = 194,271 : x
  2. Step 2: Convert to fraction form
    121,606/194,271 = 194,271/x
  3. Step 3: Cross multiply
    121,606x = 194,271 × 194,271
  4. Step 4: Simplify right side
    121,606x = 37,741,221,441
  5. Step 5: Solve for x
    x = 37,741,221,441/121,606
  6. Step 6: Final answer
    x = 310,356.57

Related Problems

Find third proportional to 60,803 and 97,135.50
Half scale
Find third proportional to 243,212 and 388,542
Double scale
Find third proportional to 121,608 and 194,274
Similar ratio
Find third proportional to 182,409 and 291,406.50
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.