Finding the Third Proportional to 66,190 and 144,028
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Solution
The third proportional to 66,190 and 144,028 is: 313,401.79
Step by Step Solution
- Step 1: Write the proportion equation
66,190 : 144,028 = 144,028 : x - Step 2: Convert to fraction form
66,190/144,028 = 144,028/x - Step 3: Cross multiply
66,190x = 144,028 × 144,028 - Step 4: Simplify right side
66,190x = 20,744,064,784 - Step 5: Solve for x
x = 20,744,064,784/66,190 - Step 6: Final answer
x = 313,401.79
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.