Finding the Third Proportional to 108,978 and 166,636
Calculator
Solution
The third proportional to 108,978 and 166,636 is: 254,799.65
Step by Step Solution
- Step 1: Write the proportion equation
108,978 : 166,636 = 166,636 : x - Step 2: Convert to fraction form
108,978/166,636 = 166,636/x - Step 3: Cross multiply
108,978x = 166,636 × 166,636 - Step 4: Simplify right side
108,978x = 27,767,556,496 - Step 5: Solve for x
x = 27,767,556,496/108,978 - Step 6: Final answer
x = 254,799.65
Related Problems
Find third proportional to 54,489 and 83,318
Half scale
Find third proportional to 217,956 and 333,272
Double scale
Find third proportional to 108,980 and 166,639
Similar ratio
Find third proportional to 163,467 and 249,954
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.