Home / 38,297-81,010

Finding the Third Proportional to 38,297 and 81,010

Calculator

Solution

The third proportional to 38,297 and 81,010 is: 171,361.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,297 : 81,010 = 81,010 : x
  2. Step 2: Convert to fraction form
    38,297/81,010 = 81,010/x
  3. Step 3: Cross multiply
    38,297x = 81,010 × 81,010
  4. Step 4: Simplify right side
    38,297x = 6,562,620,100
  5. Step 5: Solve for x
    x = 6,562,620,100/38,297
  6. Step 6: Final answer
    x = 171,361.21

Related Problems

Find third proportional to 19,148.50 and 40,505
Half scale
Find third proportional to 76,594 and 162,020
Double scale
Find third proportional to 38,299 and 81,014
Similar ratio
Find third proportional to 57,445.50 and 121,515
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.