Finding the Third Proportional to 60,027.75 and 128,802.75
Calculator
Solution
The third proportional to 60,027.75 and 128,802.75 is: 276,374.65
Step by Step Solution
- Step 1: Write the proportion equation
60,027.75 : 128,802.75 = 128,802.75 : x - Step 2: Convert to fraction form
60,027.75/128,802.75 = 128,802.75/x - Step 3: Cross multiply
60,027.75x = 128,802.75 × 128,802.75 - Step 4: Simplify right side
60,027.75x = 16,590,148,407.56 - Step 5: Solve for x
x = 16,590,148,407.56/60,027.75 - Step 6: Final answer
x = 276,374.65
Related Problems
Find third proportional to 30,013.88 and 64,401.38
Half scale
Find third proportional to 120,055.50 and 257,605.50
Double scale
Find third proportional to 60,030 and 128,807
Similar ratio
Find third proportional to 90,041.63 and 193,204.13
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.