Home / 54,660-119,540

Finding the Third Proportional to 54,660 and 119,540

Calculator

Solution

The third proportional to 54,660 and 119,540 is: 261,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,660 : 119,540 = 119,540 : x
  2. Step 2: Convert to fraction form
    54,660/119,540 = 119,540/x
  3. Step 3: Cross multiply
    54,660x = 119,540 × 119,540
  4. Step 4: Simplify right side
    54,660x = 14,289,811,600
  5. Step 5: Solve for x
    x = 14,289,811,600/54,660
  6. Step 6: Final answer
    x = 261,430.87

Related Problems

Find third proportional to 27,330 and 59,770
Half scale
Find third proportional to 109,320 and 239,080
Double scale
Find third proportional to 54,662 and 119,544
Similar ratio
Find third proportional to 81,990 and 179,310
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.