Finding the Third Proportional to 47.25 and 103.50
Calculator
Solution
The third proportional to 47.25 and 103.50 is: 226.71
Step by Step Solution
- Step 1: Write the proportion equation
47.25 : 103.50 = 103.50 : x - Step 2: Convert to fraction form
47.25/103.50 = 103.50/x - Step 3: Cross multiply
47.25x = 103.50 × 103.50 - Step 4: Simplify right side
47.25x = 10,712.25 - Step 5: Solve for x
x = 10,712.25/47.25 - Step 6: Final answer
x = 226.71
Related Problems
Find third proportional to 23.63 and 51.75
Half scale
Find third proportional to 94.50 and 207
Double scale
Find third proportional to 49 and 108
Similar ratio
Find third proportional to 70.88 and 155.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.