Finding the Third Proportional to 47,399 and 109,731
Calculator
Solution
The third proportional to 47,399 and 109,731 is: 254,032.62
Step by Step Solution
- Step 1: Write the proportion equation
47,399 : 109,731 = 109,731 : x - Step 2: Convert to fraction form
47,399/109,731 = 109,731/x - Step 3: Cross multiply
47,399x = 109,731 × 109,731 - Step 4: Simplify right side
47,399x = 12,040,892,361 - Step 5: Solve for x
x = 12,040,892,361/47,399 - Step 6: Final answer
x = 254,032.62
Related Problems
Find third proportional to 23,699.50 and 54,865.50
Half scale
Find third proportional to 94,798 and 219,462
Double scale
Find third proportional to 47,401 and 109,736
Similar ratio
Find third proportional to 71,098.50 and 164,596.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.