Finding the Third Proportional to 173.50 and 195
Calculator
Solution
The third proportional to 173.50 and 195 is: 219.16
Step by Step Solution
- Step 1: Write the proportion equation
173.50 : 195 = 195 : x - Step 2: Convert to fraction form
173.50/195 = 195/x - Step 3: Cross multiply
173.50x = 195 × 195 - Step 4: Simplify right side
173.50x = 38,025 - Step 5: Solve for x
x = 38,025/173.50 - Step 6: Final answer
x = 219.16
Related Problems
Find third proportional to 86.75 and 97.50
Half scale
Find third proportional to 347 and 390
Double scale
Find third proportional to 176 and 197
Similar ratio
Find third proportional to 260.25 and 292.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.