Finding the Third Proportional to 90,461.81 and 136,614.09
Calculator
Solution
The third proportional to 90,461.81 and 136,614.09 is: 206,312.59
Step by Step Solution
- Step 1: Write the proportion equation
90,461.81 : 136,614.09 = 136,614.09 : x - Step 2: Convert to fraction form
90,461.81/136,614.09 = 136,614.09/x - Step 3: Cross multiply
90,461.81x = 136,614.09 × 136,614.09 - Step 4: Simplify right side
90,461.81x = 18,663,410,611.13 - Step 5: Solve for x
x = 18,663,410,611.13/90,461.81 - Step 6: Final answer
x = 206,312.59
Related Problems
Find third proportional to 45,230.91 and 68,307.05
Half scale
Find third proportional to 180,923.63 and 273,228.19
Double scale
Find third proportional to 90,464 and 136,617
Similar ratio
Find third proportional to 135,692.72 and 204,921.14
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.