Finding the Fourth Proportional to 88,786.26, 122,520.36 and 48,499.44
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Solution
The fourth proportional to 88,786.26, 122,520.36 and 48,499.44 is: 66,926.67
Step by Step Solution
- Step 1: Write the proportion equation
88,786.26 : 122,520.36 = 48,499.44 : x - Step 2: Convert to fraction form
88,786.26/122,520.36 = 48,499.44/x - Step 3: Cross multiply
88,786.26x = 122,520.36 × 48,499.44 - Step 4: Simplify right side
88,786.26x = 5,942,168,848.60 - Step 5: Solve for x
x = 5,942,168,848.60/88,786.26 - Step 6: Final answer
x = 66,926.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.