Home / 71,118-107,217

Finding the Third Proportional to 71,118 and 107,217

Calculator

Solution

The third proportional to 71,118 and 107,217 is: 161,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,118 : 107,217 = 107,217 : x
  2. Step 2: Convert to fraction form
    71,118/107,217 = 107,217/x
  3. Step 3: Cross multiply
    71,118x = 107,217 × 107,217
  4. Step 4: Simplify right side
    71,118x = 11,495,485,089
  5. Step 5: Solve for x
    x = 11,495,485,089/71,118
  6. Step 6: Final answer
    x = 161,639.60

Related Problems

Find third proportional to 35,559 and 53,608.50
Half scale
Find third proportional to 142,236 and 214,434
Double scale
Find third proportional to 71,120 and 107,220
Similar ratio
Find third proportional to 106,677 and 160,825.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.