Finding the Third Proportional to 125,979.75 and 196,638.75
Calculator
Solution
The third proportional to 125,979.75 and 196,638.75 is: 306,928.68
Step by Step Solution
- Step 1: Write the proportion equation
125,979.75 : 196,638.75 = 196,638.75 : x - Step 2: Convert to fraction form
125,979.75/196,638.75 = 196,638.75/x - Step 3: Cross multiply
125,979.75x = 196,638.75 × 196,638.75 - Step 4: Simplify right side
125,979.75x = 38,666,798,001.56 - Step 5: Solve for x
x = 38,666,798,001.56/125,979.75 - Step 6: Final answer
x = 306,928.68
Related Problems
Find third proportional to 62,989.88 and 98,319.38
Half scale
Find third proportional to 251,959.50 and 393,277.50
Double scale
Find third proportional to 125,982 and 196,642
Similar ratio
Find third proportional to 188,969.63 and 294,958.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.