Finding the Third Proportional to 51,314 and 76,765
Calculator
Solution
The third proportional to 51,314 and 76,765 is: 114,839.33
Step by Step Solution
- Step 1: Write the proportion equation
51,314 : 76,765 = 76,765 : x - Step 2: Convert to fraction form
51,314/76,765 = 76,765/x - Step 3: Cross multiply
51,314x = 76,765 × 76,765 - Step 4: Simplify right side
51,314x = 5,892,865,225 - Step 5: Solve for x
x = 5,892,865,225/51,314 - Step 6: Final answer
x = 114,839.33
Related Problems
Find third proportional to 25,657 and 38,382.50
Half scale
Find third proportional to 102,628 and 153,530
Double scale
Find third proportional to 51,316 and 76,768
Similar ratio
Find third proportional to 76,971 and 115,147.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.