Home / 52,516-80,720

Finding the Third Proportional to 52,516 and 80,720

Calculator

Solution

The third proportional to 52,516 and 80,720 is: 124,071.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,516 : 80,720 = 80,720 : x
  2. Step 2: Convert to fraction form
    52,516/80,720 = 80,720/x
  3. Step 3: Cross multiply
    52,516x = 80,720 × 80,720
  4. Step 4: Simplify right side
    52,516x = 6,515,718,400
  5. Step 5: Solve for x
    x = 6,515,718,400/52,516
  6. Step 6: Final answer
    x = 124,071.11

Related Problems

Find third proportional to 26,258 and 40,360
Half scale
Find third proportional to 105,032 and 161,440
Double scale
Find third proportional to 52,518 and 80,723
Similar ratio
Find third proportional to 78,774 and 121,080
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.