Home / 83,026-128,916

Finding the Third Proportional to 83,026 and 128,916

Calculator

Solution

The third proportional to 83,026 and 128,916 is: 200,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,026 : 128,916 = 128,916 : x
  2. Step 2: Convert to fraction form
    83,026/128,916 = 128,916/x
  3. Step 3: Cross multiply
    83,026x = 128,916 × 128,916
  4. Step 4: Simplify right side
    83,026x = 16,619,335,056
  5. Step 5: Solve for x
    x = 16,619,335,056/83,026
  6. Step 6: Final answer
    x = 200,170.25

Related Problems

Find third proportional to 41,513 and 64,458
Half scale
Find third proportional to 166,052 and 257,832
Double scale
Find third proportional to 83,028 and 128,919
Similar ratio
Find third proportional to 124,539 and 193,374
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.