Finding the Third Proportional to 168.75 and 185.75
Calculator
Solution
The third proportional to 168.75 and 185.75 is: 204.46
Step by Step Solution
- Step 1: Write the proportion equation
168.75 : 185.75 = 185.75 : x - Step 2: Convert to fraction form
168.75/185.75 = 185.75/x - Step 3: Cross multiply
168.75x = 185.75 × 185.75 - Step 4: Simplify right side
168.75x = 34,503.06 - Step 5: Solve for x
x = 34,503.06/168.75 - Step 6: Final answer
x = 204.46
Related Problems
Find third proportional to 84.38 and 92.88
Half scale
Find third proportional to 337.50 and 371.50
Double scale
Find third proportional to 171 and 188
Similar ratio
Find third proportional to 253.13 and 278.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.