Home / 47,720-107,813

Finding the Third Proportional to 47,720 and 107,813

Calculator

Solution

The third proportional to 47,720 and 107,813 is: 243,580.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,720 : 107,813 = 107,813 : x
  2. Step 2: Convert to fraction form
    47,720/107,813 = 107,813/x
  3. Step 3: Cross multiply
    47,720x = 107,813 × 107,813
  4. Step 4: Simplify right side
    47,720x = 11,623,642,969
  5. Step 5: Solve for x
    x = 11,623,642,969/47,720
  6. Step 6: Final answer
    x = 243,580.11

Related Problems

Find third proportional to 23,860 and 53,906.50
Half scale
Find third proportional to 95,440 and 215,626
Double scale
Find third proportional to 47,722 and 107,818
Similar ratio
Find third proportional to 71,580 and 161,719.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.