Home / 56,469-122,779

Finding the Third Proportional to 56,469 and 122,779

Calculator

Solution

The third proportional to 56,469 and 122,779 is: 266,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,469 : 122,779 = 122,779 : x
  2. Step 2: Convert to fraction form
    56,469/122,779 = 122,779/x
  3. Step 3: Cross multiply
    56,469x = 122,779 × 122,779
  4. Step 4: Simplify right side
    56,469x = 15,074,682,841
  5. Step 5: Solve for x
    x = 15,074,682,841/56,469
  6. Step 6: Final answer
    x = 266,955.02

Related Problems

Find third proportional to 28,234.50 and 61,389.50
Half scale
Find third proportional to 112,938 and 245,558
Double scale
Find third proportional to 56,471 and 122,783
Similar ratio
Find third proportional to 84,703.50 and 184,168.50
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.