Finding the Third Proportional to 75,720.50 and 110,054.50
Calculator
Solution
The third proportional to 75,720.50 and 110,054.50 is: 159,956.59
Step by Step Solution
- Step 1: Write the proportion equation
75,720.50 : 110,054.50 = 110,054.50 : x - Step 2: Convert to fraction form
75,720.50/110,054.50 = 110,054.50/x - Step 3: Cross multiply
75,720.50x = 110,054.50 × 110,054.50 - Step 4: Simplify right side
75,720.50x = 12,111,992,970.25 - Step 5: Solve for x
x = 12,111,992,970.25/75,720.50 - Step 6: Final answer
x = 159,956.59
Related Problems
Find third proportional to 37,860.25 and 55,027.25
Half scale
Find third proportional to 151,441 and 220,109
Double scale
Find third proportional to 75,723 and 110,057
Similar ratio
Find third proportional to 113,580.75 and 165,081.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.