Finding the Third Proportional to 39,150 and 83,160
Calculator
Solution
The third proportional to 39,150 and 83,160 is: 176,643.31
Step by Step Solution
- Step 1: Write the proportion equation
39,150 : 83,160 = 83,160 : x - Step 2: Convert to fraction form
39,150/83,160 = 83,160/x - Step 3: Cross multiply
39,150x = 83,160 × 83,160 - Step 4: Simplify right side
39,150x = 6,915,585,600 - Step 5: Solve for x
x = 6,915,585,600/39,150 - Step 6: Final answer
x = 176,643.31
Related Problems
Find third proportional to 19,575 and 41,580
Half scale
Find third proportional to 78,300 and 166,320
Double scale
Find third proportional to 39,152 and 83,164
Similar ratio
Find third proportional to 58,725 and 124,740
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.