Home / 27,885-61,278

Finding the Third Proportional to 27,885 and 61,278

Calculator

Solution

The third proportional to 27,885 and 61,278 is: 134,659.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,885 : 61,278 = 61,278 : x
  2. Step 2: Convert to fraction form
    27,885/61,278 = 61,278/x
  3. Step 3: Cross multiply
    27,885x = 61,278 × 61,278
  4. Step 4: Simplify right side
    27,885x = 3,754,993,284
  5. Step 5: Solve for x
    x = 3,754,993,284/27,885
  6. Step 6: Final answer
    x = 134,659.97

Related Problems

Find third proportional to 13,942.50 and 30,639
Half scale
Find third proportional to 55,770 and 122,556
Double scale
Find third proportional to 27,887 and 61,282
Similar ratio
Find third proportional to 41,827.50 and 91,917
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.