Home / 55,776-120,987

Finding the Third Proportional to 55,776 and 120,987

Calculator

Solution

The third proportional to 55,776 and 120,987 is: 262,440.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,776 : 120,987 = 120,987 : x
  2. Step 2: Convert to fraction form
    55,776/120,987 = 120,987/x
  3. Step 3: Cross multiply
    55,776x = 120,987 × 120,987
  4. Step 4: Simplify right side
    55,776x = 14,637,854,169
  5. Step 5: Solve for x
    x = 14,637,854,169/55,776
  6. Step 6: Final answer
    x = 262,440.01

Related Problems

Find third proportional to 27,888 and 60,493.50
Half scale
Find third proportional to 111,552 and 241,974
Double scale
Find third proportional to 55,778 and 120,991
Similar ratio
Find third proportional to 83,664 and 181,480.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.