Finding the Third Proportional to 76,600 and 165,500
Calculator
Solution
The third proportional to 76,600 and 165,500 is: 357,575.07
Step by Step Solution
- Step 1: Write the proportion equation
76,600 : 165,500 = 165,500 : x - Step 2: Convert to fraction form
76,600/165,500 = 165,500/x - Step 3: Cross multiply
76,600x = 165,500 × 165,500 - Step 4: Simplify right side
76,600x = 27,390,250,000 - Step 5: Solve for x
x = 27,390,250,000/76,600 - Step 6: Final answer
x = 357,575.07
Related Problems
Find third proportional to 38,300 and 82,750
Half scale
Find third proportional to 153,200 and 331,000
Double scale
Find third proportional to 76,602 and 165,504
Similar ratio
Find third proportional to 114,900 and 248,250
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.