Finding the Third Proportional to 75,120.75 and 153,024.19
Calculator
Solution
The third proportional to 75,120.75 and 153,024.19 is: 311,716.83
Step by Step Solution
- Step 1: Write the proportion equation
75,120.75 : 153,024.19 = 153,024.19 : x - Step 2: Convert to fraction form
75,120.75/153,024.19 = 153,024.19/x - Step 3: Cross multiply
75,120.75x = 153,024.19 × 153,024.19 - Step 4: Simplify right side
75,120.75x = 23,416,401,960.04 - Step 5: Solve for x
x = 23,416,401,960.04/75,120.75 - Step 6: Final answer
x = 311,716.83
Related Problems
Find third proportional to 37,560.38 and 76,512.09
Half scale
Find third proportional to 150,241.50 and 306,048.38
Double scale
Find third proportional to 75,123 and 153,028
Similar ratio
Find third proportional to 112,681.13 and 229,536.28
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.