Home / 61,137-133,938

Finding the Third Proportional to 61,137 and 133,938

Calculator

Solution

The third proportional to 61,137 and 133,938 is: 293,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,137 : 133,938 = 133,938 : x
  2. Step 2: Convert to fraction form
    61,137/133,938 = 133,938/x
  3. Step 3: Cross multiply
    61,137x = 133,938 × 133,938
  4. Step 4: Simplify right side
    61,137x = 17,939,387,844
  5. Step 5: Solve for x
    x = 17,939,387,844/61,137
  6. Step 6: Final answer
    x = 293,429.31

Related Problems

Find third proportional to 30,568.50 and 66,969
Half scale
Find third proportional to 122,274 and 267,876
Double scale
Find third proportional to 61,139 and 133,942
Similar ratio
Find third proportional to 91,705.50 and 200,907
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.