Finding the Third Proportional to 120,750.75 and 172,509.75
Calculator
Solution
The third proportional to 120,750.75 and 172,509.75 is: 246,454.90
Step by Step Solution
- Step 1: Write the proportion equation
120,750.75 : 172,509.75 = 172,509.75 : x - Step 2: Convert to fraction form
120,750.75/172,509.75 = 172,509.75/x - Step 3: Cross multiply
120,750.75x = 172,509.75 × 172,509.75 - Step 4: Simplify right side
120,750.75x = 29,759,613,845.06 - Step 5: Solve for x
x = 29,759,613,845.06/120,750.75 - Step 6: Final answer
x = 246,454.90
Related Problems
Find third proportional to 60,375.38 and 86,254.88
Half scale
Find third proportional to 241,501.50 and 345,019.50
Double scale
Find third proportional to 120,753 and 172,513
Similar ratio
Find third proportional to 181,126.13 and 258,764.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.