Home / 77,866-120,302

Finding the Third Proportional to 77,866 and 120,302

Calculator

Solution

The third proportional to 77,866 and 120,302 is: 185,865.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,866 : 120,302 = 120,302 : x
  2. Step 2: Convert to fraction form
    77,866/120,302 = 120,302/x
  3. Step 3: Cross multiply
    77,866x = 120,302 × 120,302
  4. Step 4: Simplify right side
    77,866x = 14,472,571,204
  5. Step 5: Solve for x
    x = 14,472,571,204/77,866
  6. Step 6: Final answer
    x = 185,865.09

Related Problems

Find third proportional to 38,933 and 60,151
Half scale
Find third proportional to 155,732 and 240,604
Double scale
Find third proportional to 77,868 and 120,305
Similar ratio
Find third proportional to 116,799 and 180,453
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.