Home / 36,945-81,666

Finding the Third Proportional to 36,945 and 81,666

Calculator

Solution

The third proportional to 36,945 and 81,666 is: 180,520.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945 : 81,666 = 81,666 : x
  2. Step 2: Convert to fraction form
    36,945/81,666 = 81,666/x
  3. Step 3: Cross multiply
    36,945x = 81,666 × 81,666
  4. Step 4: Simplify right side
    36,945x = 6,669,335,556
  5. Step 5: Solve for x
    x = 6,669,335,556/36,945
  6. Step 6: Final answer
    x = 180,520.65

Related Problems

Find third proportional to 18,472.50 and 40,833
Half scale
Find third proportional to 73,890 and 163,332
Double scale
Find third proportional to 36,947 and 81,670
Similar ratio
Find third proportional to 55,417.50 and 122,499
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.