Finding the Third Proportional to 77.06 and 167.63
Calculator
Solution
The third proportional to 77.06 and 167.63 is: 364.61
Step by Step Solution
- Step 1: Write the proportion equation
77.06 : 167.63 = 167.63 : x - Step 2: Convert to fraction form
77.06/167.63 = 167.63/x - Step 3: Cross multiply
77.06x = 167.63 × 167.63 - Step 4: Simplify right side
77.06x = 28,098.14 - Step 5: Solve for x
x = 28,098.14/77.06 - Step 6: Final answer
x = 364.61
Related Problems
Find third proportional to 38.53 and 83.81
Half scale
Find third proportional to 154.13 and 335.25
Double scale
Find third proportional to 79 and 172
Similar ratio
Find third proportional to 115.59 and 251.44
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.