Home / 137,832-297,672

Finding the Third Proportional to 137,832 and 297,672

Calculator

Solution

The third proportional to 137,832 and 297,672 is: 642,874.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,832 : 297,672 = 297,672 : x
  2. Step 2: Convert to fraction form
    137,832/297,672 = 297,672/x
  3. Step 3: Cross multiply
    137,832x = 297,672 × 297,672
  4. Step 4: Simplify right side
    137,832x = 88,608,619,584
  5. Step 5: Solve for x
    x = 88,608,619,584/137,832
  6. Step 6: Final answer
    x = 642,874.08

Related Problems

Find third proportional to 68,916 and 148,836
Half scale
Find third proportional to 275,664 and 595,344
Double scale
Find third proportional to 137,834 and 297,676
Similar ratio
Find third proportional to 206,748 and 446,508
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.