Finding the Third Proportional to 39,487 and 85,297
Calculator
Solution
The third proportional to 39,487 and 85,297 is: 184,252.49
Step by Step Solution
- Step 1: Write the proportion equation
39,487 : 85,297 = 85,297 : x - Step 2: Convert to fraction form
39,487/85,297 = 85,297/x - Step 3: Cross multiply
39,487x = 85,297 × 85,297 - Step 4: Simplify right side
39,487x = 7,275,578,209 - Step 5: Solve for x
x = 7,275,578,209/39,487 - Step 6: Final answer
x = 184,252.49
Related Problems
Find third proportional to 19,743.50 and 42,648.50
Half scale
Find third proportional to 78,974 and 170,594
Double scale
Find third proportional to 39,489 and 85,301
Similar ratio
Find third proportional to 59,230.50 and 127,945.50
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.