Finding the Third Proportional to 62 and 76
Calculator
Solution
The third proportional to 62 and 76 is: 93.16
Step by Step Solution
- Step 1: Write the proportion equation
62 : 76 = 76 : x - Step 2: Convert to fraction form
62/76 = 76/x - Step 3: Cross multiply
62x = 76 × 76 - Step 4: Simplify right side
62x = 5,776 - Step 5: Solve for x
x = 5,776/62 - Step 6: Final answer
x = 93.16
Related Problems
Find third proportional to 31 and 38
Half scale
Find third proportional to 124 and 152
Double scale
Find third proportional to 64 and 78
Similar ratio
Find third proportional to 93 and 114
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.