Finding the Third Proportional to 61,555 and 145,228
Calculator
Solution
The third proportional to 61,555 and 145,228 is: 342,639.46
Step by Step Solution
- Step 1: Write the proportion equation
61,555 : 145,228 = 145,228 : x - Step 2: Convert to fraction form
61,555/145,228 = 145,228/x - Step 3: Cross multiply
61,555x = 145,228 × 145,228 - Step 4: Simplify right side
61,555x = 21,091,171,984 - Step 5: Solve for x
x = 21,091,171,984/61,555 - Step 6: Final answer
x = 342,639.46
Related Problems
Find third proportional to 30,777.50 and 72,614
Half scale
Find third proportional to 123,110 and 290,456
Double scale
Find third proportional to 61,557 and 145,233
Similar ratio
Find third proportional to 92,332.50 and 217,842
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.