Finding the Third Proportional to 89,526 and 121,155
Calculator
Solution
The third proportional to 89,526 and 121,155 is: 163,958.34
Step by Step Solution
- Step 1: Write the proportion equation
89,526 : 121,155 = 121,155 : x - Step 2: Convert to fraction form
89,526/121,155 = 121,155/x - Step 3: Cross multiply
89,526x = 121,155 × 121,155 - Step 4: Simplify right side
89,526x = 14,678,534,025 - Step 5: Solve for x
x = 14,678,534,025/89,526 - Step 6: Final answer
x = 163,958.34
Related Problems
Find third proportional to 44,763 and 60,577.50
Half scale
Find third proportional to 179,052 and 242,310
Double scale
Find third proportional to 89,528 and 121,158
Similar ratio
Find third proportional to 134,289 and 181,732.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.