Finding the Third Proportional to 172 and 201
Calculator
Solution
The third proportional to 172 and 201 is: 234.89
Step by Step Solution
- Step 1: Write the proportion equation
172 : 201 = 201 : x - Step 2: Convert to fraction form
172/201 = 201/x - Step 3: Cross multiply
172x = 201 × 201 - Step 4: Simplify right side
172x = 40,401 - Step 5: Solve for x
x = 40,401/172 - Step 6: Final answer
x = 234.89
Related Problems
Find third proportional to 86 and 100.50
Half scale
Find third proportional to 344 and 402
Double scale
Find third proportional to 174 and 203
Similar ratio
Find third proportional to 258 and 301.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.