Finding the Third Proportional to 36,115.88 and 87,009.19
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Solution
The third proportional to 36,115.88 and 87,009.19 is: 209,619.70
Step by Step Solution
- Step 1: Write the proportion equation
36,115.88 : 87,009.19 = 87,009.19 : x - Step 2: Convert to fraction form
36,115.88/87,009.19 = 87,009.19/x - Step 3: Cross multiply
36,115.88x = 87,009.19 × 87,009.19 - Step 4: Simplify right side
36,115.88x = 7,570,598,709.41 - Step 5: Solve for x
x = 7,570,598,709.41/36,115.88 - Step 6: Final answer
x = 209,619.70
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Why These Related Problems?
These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.