Finding the Third Proportional to 57,972 and 120,960
Calculator
Solution
The third proportional to 57,972 and 120,960 is: 252,386.01
Step by Step Solution
- Step 1: Write the proportion equation
57,972 : 120,960 = 120,960 : x - Step 2: Convert to fraction form
57,972/120,960 = 120,960/x - Step 3: Cross multiply
57,972x = 120,960 × 120,960 - Step 4: Simplify right side
57,972x = 14,631,321,600 - Step 5: Solve for x
x = 14,631,321,600/57,972 - Step 6: Final answer
x = 252,386.01
Related Problems
Find third proportional to 28,986 and 60,480
Half scale
Find third proportional to 115,944 and 241,920
Double scale
Find third proportional to 57,974 and 120,964
Similar ratio
Find third proportional to 86,958 and 181,440
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.