Finding the Third Proportional to 122,152.22 and 186,861.09
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Solution
The third proportional to 122,152.22 and 186,861.09 is: 285,848.83
Step by Step Solution
- Step 1: Write the proportion equation
122,152.22 : 186,861.09 = 186,861.09 : x - Step 2: Convert to fraction form
122,152.22/186,861.09 = 186,861.09/x - Step 3: Cross multiply
122,152.22x = 186,861.09 × 186,861.09 - Step 4: Simplify right side
122,152.22x = 34,917,068,357.45 - Step 5: Solve for x
x = 34,917,068,357.45/122,152.22 - Step 6: Final answer
x = 285,848.83
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.