Home / 28,199-66,805

Finding the Third Proportional to 28,199 and 66,805

Calculator

Solution

The third proportional to 28,199 and 66,805 is: 158,264.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,199 : 66,805 = 66,805 : x
  2. Step 2: Convert to fraction form
    28,199/66,805 = 66,805/x
  3. Step 3: Cross multiply
    28,199x = 66,805 × 66,805
  4. Step 4: Simplify right side
    28,199x = 4,462,908,025
  5. Step 5: Solve for x
    x = 4,462,908,025/28,199
  6. Step 6: Final answer
    x = 158,264.76

Related Problems

Find third proportional to 14,099.50 and 33,402.50
Half scale
Find third proportional to 56,398 and 133,610
Double scale
Find third proportional to 28,201 and 66,810
Similar ratio
Find third proportional to 42,298.50 and 100,207.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.