Home / 77,016-115,210

Finding the Third Proportional to 77,016 and 115,210

Calculator

Solution

The third proportional to 77,016 and 115,210 is: 172,345.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,016 : 115,210 = 115,210 : x
  2. Step 2: Convert to fraction form
    77,016/115,210 = 115,210/x
  3. Step 3: Cross multiply
    77,016x = 115,210 × 115,210
  4. Step 4: Simplify right side
    77,016x = 13,273,344,100
  5. Step 5: Solve for x
    x = 13,273,344,100/77,016
  6. Step 6: Final answer
    x = 172,345.28

Related Problems

Find third proportional to 38,508 and 57,605
Half scale
Find third proportional to 154,032 and 230,420
Double scale
Find third proportional to 77,018 and 115,213
Similar ratio
Find third proportional to 115,524 and 172,815
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.