Finding the Third Proportional to 236.50 and 251.50
Calculator
Solution
The third proportional to 236.50 and 251.50 is: 267.45
Step by Step Solution
- Step 1: Write the proportion equation
236.50 : 251.50 = 251.50 : x - Step 2: Convert to fraction form
236.50/251.50 = 251.50/x - Step 3: Cross multiply
236.50x = 251.50 × 251.50 - Step 4: Simplify right side
236.50x = 63,252.25 - Step 5: Solve for x
x = 63,252.25/236.50 - Step 6: Final answer
x = 267.45
Related Problems
Find third proportional to 118.25 and 125.75
Half scale
Find third proportional to 473 and 503
Double scale
Find third proportional to 239 and 254
Similar ratio
Find third proportional to 354.75 and 377.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.