Home / 56,426-120,218

Finding the Third Proportional to 56,426 and 120,218

Calculator

Solution

The third proportional to 56,426 and 120,218 is: 256,129.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,426 : 120,218 = 120,218 : x
  2. Step 2: Convert to fraction form
    56,426/120,218 = 120,218/x
  3. Step 3: Cross multiply
    56,426x = 120,218 × 120,218
  4. Step 4: Simplify right side
    56,426x = 14,452,367,524
  5. Step 5: Solve for x
    x = 14,452,367,524/56,426
  6. Step 6: Final answer
    x = 256,129.58

Related Problems

Find third proportional to 28,213 and 60,109
Half scale
Find third proportional to 112,852 and 240,436
Double scale
Find third proportional to 56,428 and 120,222
Similar ratio
Find third proportional to 84,639 and 180,327
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.