Finding the Third Proportional to 122,361.75 and 251,311.50
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Solution
The third proportional to 122,361.75 and 251,311.50 is: 516,153.70
Step by Step Solution
- Step 1: Write the proportion equation
122,361.75 : 251,311.50 = 251,311.50 : x - Step 2: Convert to fraction form
122,361.75/251,311.50 = 251,311.50/x - Step 3: Cross multiply
122,361.75x = 251,311.50 × 251,311.50 - Step 4: Simplify right side
122,361.75x = 63,157,470,032.25 - Step 5: Solve for x
x = 63,157,470,032.25/122,361.75 - Step 6: Final answer
x = 516,153.70
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.