Home / 43,780-68,026

Finding the Third Proportional to 43,780 and 68,026

Calculator

Solution

The third proportional to 43,780 and 68,026 is: 105,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,780 : 68,026 = 68,026 : x
  2. Step 2: Convert to fraction form
    43,780/68,026 = 68,026/x
  3. Step 3: Cross multiply
    43,780x = 68,026 × 68,026
  4. Step 4: Simplify right side
    43,780x = 4,627,536,676
  5. Step 5: Solve for x
    x = 4,627,536,676/43,780
  6. Step 6: Final answer
    x = 105,699.79

Related Problems

Find third proportional to 21,890 and 34,013
Half scale
Find third proportional to 87,560 and 136,052
Double scale
Find third proportional to 43,782 and 68,029
Similar ratio
Find third proportional to 65,670 and 102,039
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.