Finding the Third Proportional to 74,328 and 160,320
Calculator
Solution
The third proportional to 74,328 and 160,320 is: 345,798.39
Step by Step Solution
- Step 1: Write the proportion equation
74,328 : 160,320 = 160,320 : x - Step 2: Convert to fraction form
74,328/160,320 = 160,320/x - Step 3: Cross multiply
74,328x = 160,320 × 160,320 - Step 4: Simplify right side
74,328x = 25,702,502,400 - Step 5: Solve for x
x = 25,702,502,400/74,328 - Step 6: Final answer
x = 345,798.39
Related Problems
Find third proportional to 37,164 and 80,160
Half scale
Find third proportional to 148,656 and 320,640
Double scale
Find third proportional to 74,330 and 160,324
Similar ratio
Find third proportional to 111,492 and 240,480
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.