Finding the Third Proportional to 73.25 and 117
Calculator
Solution
The third proportional to 73.25 and 117 is: 186.88
Step by Step Solution
- Step 1: Write the proportion equation
73.25 : 117 = 117 : x - Step 2: Convert to fraction form
73.25/117 = 117/x - Step 3: Cross multiply
73.25x = 117 × 117 - Step 4: Simplify right side
73.25x = 13,689 - Step 5: Solve for x
x = 13,689/73.25 - Step 6: Final answer
x = 186.88
Related Problems
Find third proportional to 36.63 and 58.50
Half scale
Find third proportional to 146.50 and 234
Double scale
Find third proportional to 75 and 120
Similar ratio
Find third proportional to 109.88 and 175.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.