Home / 55,276-120,920

Finding the Third Proportional to 55,276 and 120,920

Calculator

Solution

The third proportional to 55,276 and 120,920 is: 264,520.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,276 : 120,920 = 120,920 : x
  2. Step 2: Convert to fraction form
    55,276/120,920 = 120,920/x
  3. Step 3: Cross multiply
    55,276x = 120,920 × 120,920
  4. Step 4: Simplify right side
    55,276x = 14,621,646,400
  5. Step 5: Solve for x
    x = 14,621,646,400/55,276
  6. Step 6: Final answer
    x = 264,520.70

Related Problems

Find third proportional to 27,638 and 60,460
Half scale
Find third proportional to 110,552 and 241,840
Double scale
Find third proportional to 55,278 and 120,924
Similar ratio
Find third proportional to 82,914 and 181,380
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.