Finding the Third Proportional to 68,802.56 and 147,777.56
Calculator
Solution
The third proportional to 68,802.56 and 147,777.56 is: 317,403.99
Step by Step Solution
- Step 1: Write the proportion equation
68,802.56 : 147,777.56 = 147,777.56 : x - Step 2: Convert to fraction form
68,802.56/147,777.56 = 147,777.56/x - Step 3: Cross multiply
68,802.56x = 147,777.56 × 147,777.56 - Step 4: Simplify right side
68,802.56x = 21,838,207,978.44 - Step 5: Solve for x
x = 21,838,207,978.44/68,802.56 - Step 6: Final answer
x = 317,403.99
Related Problems
Find third proportional to 34,401.28 and 73,888.78
Half scale
Find third proportional to 137,605.13 and 295,555.13
Double scale
Find third proportional to 68,805 and 147,782
Similar ratio
Find third proportional to 103,203.84 and 221,666.34
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.