Finding the Third Proportional to 115,455.38 and 225,078.75
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Solution
The third proportional to 115,455.38 and 225,078.75 is: 438,788.09
Step by Step Solution
- Step 1: Write the proportion equation
115,455.38 : 225,078.75 = 225,078.75 : x - Step 2: Convert to fraction form
115,455.38/225,078.75 = 225,078.75/x - Step 3: Cross multiply
115,455.38x = 225,078.75 × 225,078.75 - Step 4: Simplify right side
115,455.38x = 50,660,443,701.56 - Step 5: Solve for x
x = 50,660,443,701.56/115,455.38 - Step 6: Final answer
x = 438,788.09
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Why These Related Problems?
These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.