Finding the Third Proportional to 166 and 342
Calculator
Solution
The third proportional to 166 and 342 is: 704.60
Step by Step Solution
- Step 1: Write the proportion equation
166 : 342 = 342 : x - Step 2: Convert to fraction form
166/342 = 342/x - Step 3: Cross multiply
166x = 342 × 342 - Step 4: Simplify right side
166x = 116,964 - Step 5: Solve for x
x = 116,964/166 - Step 6: Final answer
x = 704.60
Related Problems
Find third proportional to 83 and 171
Half scale
Find third proportional to 332 and 684
Double scale
Find third proportional to 168 and 346
Similar ratio
Find third proportional to 249 and 513
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.