Finding the Third Proportional to 66,988.13 and 103,677.75
Calculator
Solution
The third proportional to 66,988.13 and 103,677.75 is: 160,462.41
Step by Step Solution
- Step 1: Write the proportion equation
66,988.13 : 103,677.75 = 103,677.75 : x - Step 2: Convert to fraction form
66,988.13/103,677.75 = 103,677.75/x - Step 3: Cross multiply
66,988.13x = 103,677.75 × 103,677.75 - Step 4: Simplify right side
66,988.13x = 10,749,075,845.06 - Step 5: Solve for x
x = 10,749,075,845.06/66,988.13 - Step 6: Final answer
x = 160,462.41
Related Problems
Find third proportional to 33,494.06 and 51,838.88
Half scale
Find third proportional to 133,976.25 and 207,355.50
Double scale
Find third proportional to 66,990 and 103,681
Similar ratio
Find third proportional to 100,482.19 and 155,516.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.