Finding the Third Proportional to 43,160 and 67,819
Calculator
Solution
The third proportional to 43,160 and 67,819 is: 106,566.65
Step by Step Solution
- Step 1: Write the proportion equation
43,160 : 67,819 = 67,819 : x - Step 2: Convert to fraction form
43,160/67,819 = 67,819/x - Step 3: Cross multiply
43,160x = 67,819 × 67,819 - Step 4: Simplify right side
43,160x = 4,599,416,761 - Step 5: Solve for x
x = 4,599,416,761/43,160 - Step 6: Final answer
x = 106,566.65
Related Problems
Find third proportional to 21,580 and 33,909.50
Half scale
Find third proportional to 86,320 and 135,638
Double scale
Find third proportional to 43,162 and 67,822
Similar ratio
Find third proportional to 64,740 and 101,728.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.