Finding the Third Proportional to 102,021.50 and 143,413.75
Calculator
Solution
The third proportional to 102,021.50 and 143,413.75 is: 201,599.70
Step by Step Solution
- Step 1: Write the proportion equation
102,021.50 : 143,413.75 = 143,413.75 : x - Step 2: Convert to fraction form
102,021.50/143,413.75 = 143,413.75/x - Step 3: Cross multiply
102,021.50x = 143,413.75 × 143,413.75 - Step 4: Simplify right side
102,021.50x = 20,567,503,689.06 - Step 5: Solve for x
x = 20,567,503,689.06/102,021.50 - Step 6: Final answer
x = 201,599.70
Related Problems
Find third proportional to 51,010.75 and 71,706.88
Half scale
Find third proportional to 204,043 and 286,827.50
Double scale
Find third proportional to 102,024 and 143,417
Similar ratio
Find third proportional to 153,032.25 and 215,120.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.