Home / 77,900-116,718

Finding the Third Proportional to 77,900 and 116,718

Calculator

Solution

The third proportional to 77,900 and 116,718 is: 174,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,900 : 116,718 = 116,718 : x
  2. Step 2: Convert to fraction form
    77,900/116,718 = 116,718/x
  3. Step 3: Cross multiply
    77,900x = 116,718 × 116,718
  4. Step 4: Simplify right side
    77,900x = 13,623,091,524
  5. Step 5: Solve for x
    x = 13,623,091,524/77,900
  6. Step 6: Final answer
    x = 174,879.22

Related Problems

Find third proportional to 38,950 and 58,359
Half scale
Find third proportional to 155,800 and 233,436
Double scale
Find third proportional to 77,902 and 116,721
Similar ratio
Find third proportional to 116,850 and 175,077
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.