Finding the Third Proportional to 43,638.75 and 66,344.06
Calculator
Solution
The third proportional to 43,638.75 and 66,344.06 is: 100,862.99
Step by Step Solution
- Step 1: Write the proportion equation
43,638.75 : 66,344.06 = 66,344.06 : x - Step 2: Convert to fraction form
43,638.75/66,344.06 = 66,344.06/x - Step 3: Cross multiply
43,638.75x = 66,344.06 × 66,344.06 - Step 4: Simplify right side
43,638.75x = 4,401,534,629.00 - Step 5: Solve for x
x = 4,401,534,629.00/43,638.75 - Step 6: Final answer
x = 100,862.99
Related Problems
Find third proportional to 21,819.38 and 33,172.03
Half scale
Find third proportional to 87,277.50 and 132,688.13
Double scale
Find third proportional to 43,641 and 66,347
Similar ratio
Find third proportional to 65,458.13 and 99,516.09
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.