Home / 62,512-138,848

Finding the Third Proportional to 62,512 and 138,848

Calculator

Solution

The third proportional to 62,512 and 138,848 is: 308,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,512 : 138,848 = 138,848 : x
  2. Step 2: Convert to fraction form
    62,512/138,848 = 138,848/x
  3. Step 3: Cross multiply
    62,512x = 138,848 × 138,848
  4. Step 4: Simplify right side
    62,512x = 19,278,767,104
  5. Step 5: Solve for x
    x = 19,278,767,104/62,512
  6. Step 6: Final answer
    x = 308,401.06

Related Problems

Find third proportional to 31,256 and 69,424
Half scale
Find third proportional to 125,024 and 277,696
Double scale
Find third proportional to 62,514 and 138,852
Similar ratio
Find third proportional to 93,768 and 208,272
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.