Finding the Fourth Proportional to 87,675.26, 131,571.14 and 32,271.26
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Solution
The fourth proportional to 87,675.26, 131,571.14 and 32,271.26 is: 48,428.32
Step by Step Solution
- Step 1: Write the proportion equation
87,675.26 : 131,571.14 = 32,271.26 : x - Step 2: Convert to fraction form
87,675.26/131,571.14 = 32,271.26/x - Step 3: Cross multiply
87,675.26x = 131,571.14 × 32,271.26 - Step 4: Simplify right side
87,675.26x = 4,245,965,648.22 - Step 5: Solve for x
x = 4,245,965,648.22/87,675.26 - Step 6: Final answer
x = 48,428.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.