Finding the Third Proportional to 136,765.13 and 219,745.13
Calculator
Solution
The third proportional to 136,765.13 and 219,745.13 is: 353,071.88
Step by Step Solution
- Step 1: Write the proportion equation
136,765.13 : 219,745.13 = 219,745.13 : x - Step 2: Convert to fraction form
136,765.13/219,745.13 = 219,745.13/x - Step 3: Cross multiply
136,765.13x = 219,745.13 × 219,745.13 - Step 4: Simplify right side
136,765.13x = 48,287,919,961.27 - Step 5: Solve for x
x = 48,287,919,961.27/136,765.13 - Step 6: Final answer
x = 353,071.88
Related Problems
Find third proportional to 68,382.56 and 109,872.56
Half scale
Find third proportional to 273,530.25 and 439,490.25
Double scale
Find third proportional to 136,767 and 219,748
Similar ratio
Find third proportional to 205,147.69 and 329,617.69
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.