Finding the Third Proportional to 137,201.63 and 215,511.75
Calculator
Solution
The third proportional to 137,201.63 and 215,511.75 is: 338,518.69
Step by Step Solution
- Step 1: Write the proportion equation
137,201.63 : 215,511.75 = 215,511.75 : x - Step 2: Convert to fraction form
137,201.63/215,511.75 = 215,511.75/x - Step 3: Cross multiply
137,201.63x = 215,511.75 × 215,511.75 - Step 4: Simplify right side
137,201.63x = 46,445,314,388.06 - Step 5: Solve for x
x = 46,445,314,388.06/137,201.63 - Step 6: Final answer
x = 338,518.69
Related Problems
Find third proportional to 68,600.81 and 107,755.88
Half scale
Find third proportional to 274,403.25 and 431,023.50
Double scale
Find third proportional to 137,204 and 215,515
Similar ratio
Find third proportional to 205,802.44 and 323,267.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.