Home / 93,980-138,374

Finding the Third Proportional to 93,980 and 138,374

Calculator

Solution

The third proportional to 93,980 and 138,374 is: 203,738.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,980 : 138,374 = 138,374 : x
  2. Step 2: Convert to fraction form
    93,980/138,374 = 138,374/x
  3. Step 3: Cross multiply
    93,980x = 138,374 × 138,374
  4. Step 4: Simplify right side
    93,980x = 19,147,363,876
  5. Step 5: Solve for x
    x = 19,147,363,876/93,980
  6. Step 6: Final answer
    x = 203,738.71

Related Problems

Find third proportional to 46,990 and 69,187
Half scale
Find third proportional to 187,960 and 276,748
Double scale
Find third proportional to 93,982 and 138,377
Similar ratio
Find third proportional to 140,970 and 207,561
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.