Home / 56,491-120,488

Finding the Third Proportional to 56,491 and 120,488

Calculator

Solution

The third proportional to 56,491 and 120,488 is: 256,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,491 : 120,488 = 120,488 : x
  2. Step 2: Convert to fraction form
    56,491/120,488 = 120,488/x
  3. Step 3: Cross multiply
    56,491x = 120,488 × 120,488
  4. Step 4: Simplify right side
    56,491x = 14,517,358,144
  5. Step 5: Solve for x
    x = 14,517,358,144/56,491
  6. Step 6: Final answer
    x = 256,985.33

Related Problems

Find third proportional to 28,245.50 and 60,244
Half scale
Find third proportional to 112,982 and 240,976
Double scale
Find third proportional to 56,493 and 120,492
Similar ratio
Find third proportional to 84,736.50 and 180,732
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.