Finding the Third Proportional to 66,859 and 146,840
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Solution
The third proportional to 66,859 and 146,840 is: 322,499.37
Step by Step Solution
- Step 1: Write the proportion equation
66,859 : 146,840 = 146,840 : x - Step 2: Convert to fraction form
66,859/146,840 = 146,840/x - Step 3: Cross multiply
66,859x = 146,840 × 146,840 - Step 4: Simplify right side
66,859x = 21,561,985,600 - Step 5: Solve for x
x = 21,561,985,600/66,859 - Step 6: Final answer
x = 322,499.37
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.