Finding the Third Proportional to 98,220.09 and 212,090.91
Calculator
Solution
The third proportional to 98,220.09 and 212,090.91 is: 457,977.09
Step by Step Solution
- Step 1: Write the proportion equation
98,220.09 : 212,090.91 = 212,090.91 : x - Step 2: Convert to fraction form
98,220.09/212,090.91 = 212,090.91/x - Step 3: Cross multiply
98,220.09x = 212,090.91 × 212,090.91 - Step 4: Simplify right side
98,220.09x = 44,982,552,513.95 - Step 5: Solve for x
x = 44,982,552,513.95/98,220.09 - Step 6: Final answer
x = 457,977.09
Related Problems
Find third proportional to 49,110.05 and 106,045.45
Half scale
Find third proportional to 196,440.19 and 424,181.81
Double scale
Find third proportional to 98,222 and 212,095
Similar ratio
Find third proportional to 147,330.14 and 318,136.36
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.