Home / 43,209-66,656

Finding the Third Proportional to 43,209 and 66,656

Calculator

Solution

The third proportional to 43,209 and 66,656 is: 102,826.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,209 : 66,656 = 66,656 : x
  2. Step 2: Convert to fraction form
    43,209/66,656 = 66,656/x
  3. Step 3: Cross multiply
    43,209x = 66,656 × 66,656
  4. Step 4: Simplify right side
    43,209x = 4,443,022,336
  5. Step 5: Solve for x
    x = 4,443,022,336/43,209
  6. Step 6: Final answer
    x = 102,826.32

Related Problems

Find third proportional to 21,604.50 and 33,328
Half scale
Find third proportional to 86,418 and 133,312
Double scale
Find third proportional to 43,211 and 66,659
Similar ratio
Find third proportional to 64,813.50 and 99,984
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.