Finding the Third Proportional to 52,156 and 78,477
Calculator
Solution
The third proportional to 52,156 and 78,477 is: 118,081.13
Step by Step Solution
- Step 1: Write the proportion equation
52,156 : 78,477 = 78,477 : x - Step 2: Convert to fraction form
52,156/78,477 = 78,477/x - Step 3: Cross multiply
52,156x = 78,477 × 78,477 - Step 4: Simplify right side
52,156x = 6,158,639,529 - Step 5: Solve for x
x = 6,158,639,529/52,156 - Step 6: Final answer
x = 118,081.13
Related Problems
Find third proportional to 26,078 and 39,238.50
Half scale
Find third proportional to 104,312 and 156,954
Double scale
Find third proportional to 52,158 and 78,480
Similar ratio
Find third proportional to 78,234 and 117,715.50
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.