Finding the Third Proportional to 142,867.13 and 213,603.75
Calculator
Solution
The third proportional to 142,867.13 and 213,603.75 is: 319,363.62
Step by Step Solution
- Step 1: Write the proportion equation
142,867.13 : 213,603.75 = 213,603.75 : x - Step 2: Convert to fraction form
142,867.13/213,603.75 = 213,603.75/x - Step 3: Cross multiply
142,867.13x = 213,603.75 × 213,603.75 - Step 4: Simplify right side
142,867.13x = 45,626,562,014.06 - Step 5: Solve for x
x = 45,626,562,014.06/142,867.13 - Step 6: Final answer
x = 319,363.62
Related Problems
Find third proportional to 71,433.56 and 106,801.88
Half scale
Find third proportional to 285,734.25 and 427,207.50
Double scale
Find third proportional to 142,869 and 213,607
Similar ratio
Find third proportional to 214,300.69 and 320,405.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.