Finding the Third Proportional to 76,640 and 167,834
Calculator
Solution
The third proportional to 76,640 and 167,834 is: 367,539.82
Step by Step Solution
- Step 1: Write the proportion equation
76,640 : 167,834 = 167,834 : x - Step 2: Convert to fraction form
76,640/167,834 = 167,834/x - Step 3: Cross multiply
76,640x = 167,834 × 167,834 - Step 4: Simplify right side
76,640x = 28,168,251,556 - Step 5: Solve for x
x = 28,168,251,556/76,640 - Step 6: Final answer
x = 367,539.82
Related Problems
Find third proportional to 38,320 and 83,917
Half scale
Find third proportional to 153,280 and 335,668
Double scale
Find third proportional to 76,642 and 167,838
Similar ratio
Find third proportional to 114,960 and 251,751
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.