Finding the Third Proportional to 42,993 and 66,434
Calculator
Solution
The third proportional to 42,993 and 66,434 is: 102,655.70
Step by Step Solution
- Step 1: Write the proportion equation
42,993 : 66,434 = 66,434 : x - Step 2: Convert to fraction form
42,993/66,434 = 66,434/x - Step 3: Cross multiply
42,993x = 66,434 × 66,434 - Step 4: Simplify right side
42,993x = 4,413,476,356 - Step 5: Solve for x
x = 4,413,476,356/42,993 - Step 6: Final answer
x = 102,655.70
Related Problems
Find third proportional to 21,496.50 and 33,217
Half scale
Find third proportional to 85,986 and 132,868
Double scale
Find third proportional to 42,995 and 66,437
Similar ratio
Find third proportional to 64,489.50 and 99,651
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.