Finding the Third Proportional to 201,138.50 and 277,069.75
Calculator
Solution
The third proportional to 201,138.50 and 277,069.75 is: 381,665.60
Step by Step Solution
- Step 1: Write the proportion equation
201,138.50 : 277,069.75 = 277,069.75 : x - Step 2: Convert to fraction form
201,138.50/277,069.75 = 277,069.75/x - Step 3: Cross multiply
201,138.50x = 277,069.75 × 277,069.75 - Step 4: Simplify right side
201,138.50x = 76,767,646,365.06 - Step 5: Solve for x
x = 76,767,646,365.06/201,138.50 - Step 6: Final answer
x = 381,665.60
Related Problems
Find third proportional to 100,569.25 and 138,534.88
Half scale
Find third proportional to 402,277 and 554,139.50
Double scale
Find third proportional to 201,141 and 277,073
Similar ratio
Find third proportional to 301,707.75 and 415,604.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.