Finding the Third Proportional to 87,731.44 and 122,235.75
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Solution
The third proportional to 87,731.44 and 122,235.75 is: 170,310.43
Step by Step Solution
- Step 1: Write the proportion equation
87,731.44 : 122,235.75 = 122,235.75 : x - Step 2: Convert to fraction form
87,731.44/122,235.75 = 122,235.75/x - Step 3: Cross multiply
87,731.44x = 122,235.75 × 122,235.75 - Step 4: Simplify right side
87,731.44x = 14,941,578,578.06 - Step 5: Solve for x
x = 14,941,578,578.06/87,731.44 - Step 6: Final answer
x = 170,310.43
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.