Finding the Third Proportional to 168,738 and 261,174
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Solution
The third proportional to 168,738 and 261,174 is: 404,247.17
Step by Step Solution
- Step 1: Write the proportion equation
168,738 : 261,174 = 261,174 : x - Step 2: Convert to fraction form
168,738/261,174 = 261,174/x - Step 3: Cross multiply
168,738x = 261,174 × 261,174 - Step 4: Simplify right side
168,738x = 68,211,858,276 - Step 5: Solve for x
x = 68,211,858,276/168,738 - Step 6: Final answer
x = 404,247.17
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.