Finding the Third Proportional to 144,965.53 and 217,722.09
Calculator
Solution
The third proportional to 144,965.53 and 217,722.09 is: 326,994.35
Step by Step Solution
- Step 1: Write the proportion equation
144,965.53 : 217,722.09 = 217,722.09 : x - Step 2: Convert to fraction form
144,965.53/217,722.09 = 217,722.09/x - Step 3: Cross multiply
144,965.53x = 217,722.09 × 217,722.09 - Step 4: Simplify right side
144,965.53x = 47,402,910,106.88 - Step 5: Solve for x
x = 47,402,910,106.88/144,965.53 - Step 6: Final answer
x = 326,994.35
Related Problems
Find third proportional to 72,482.77 and 108,861.05
Half scale
Find third proportional to 289,931.06 and 435,444.19
Double scale
Find third proportional to 144,968 and 217,725
Similar ratio
Find third proportional to 217,448.30 and 326,583.14
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.