Finding the Third Proportional to 45,227 and 69,015
Calculator
Solution
The third proportional to 45,227 and 69,015 is: 105,314.75
Step by Step Solution
- Step 1: Write the proportion equation
45,227 : 69,015 = 69,015 : x - Step 2: Convert to fraction form
45,227/69,015 = 69,015/x - Step 3: Cross multiply
45,227x = 69,015 × 69,015 - Step 4: Simplify right side
45,227x = 4,763,070,225 - Step 5: Solve for x
x = 4,763,070,225/45,227 - Step 6: Final answer
x = 105,314.75
Related Problems
Find third proportional to 22,613.50 and 34,507.50
Half scale
Find third proportional to 90,454 and 138,030
Double scale
Find third proportional to 45,229 and 69,018
Similar ratio
Find third proportional to 67,840.50 and 103,522.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.