Finding the Third Proportional to 127,765.13 and 198,393.75
Calculator
Solution
The third proportional to 127,765.13 and 198,393.75 is: 308,065.91
Step by Step Solution
- Step 1: Write the proportion equation
127,765.13 : 198,393.75 = 198,393.75 : x - Step 2: Convert to fraction form
127,765.13/198,393.75 = 198,393.75/x - Step 3: Cross multiply
127,765.13x = 198,393.75 × 198,393.75 - Step 4: Simplify right side
127,765.13x = 39,360,080,039.06 - Step 5: Solve for x
x = 39,360,080,039.06/127,765.13 - Step 6: Final answer
x = 308,065.91
Related Problems
Find third proportional to 63,882.56 and 99,196.88
Half scale
Find third proportional to 255,530.25 and 396,787.50
Double scale
Find third proportional to 127,767 and 198,397
Similar ratio
Find third proportional to 191,647.69 and 297,590.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.