Home / 77,718-160,965

Finding the Third Proportional to 77,718 and 160,965

Calculator

Solution

The third proportional to 77,718 and 160,965 is: 333,381.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,718 : 160,965 = 160,965 : x
  2. Step 2: Convert to fraction form
    77,718/160,965 = 160,965/x
  3. Step 3: Cross multiply
    77,718x = 160,965 × 160,965
  4. Step 4: Simplify right side
    77,718x = 25,909,731,225
  5. Step 5: Solve for x
    x = 25,909,731,225/77,718
  6. Step 6: Final answer
    x = 333,381.34

Related Problems

Find third proportional to 38,859 and 80,482.50
Half scale
Find third proportional to 155,436 and 321,930
Double scale
Find third proportional to 77,720 and 160,969
Similar ratio
Find third proportional to 116,577 and 241,447.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.