Finding the Fourth Proportional to 107,442.26, 160,900.88 and 92,745.62
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Solution
The fourth proportional to 107,442.26, 160,900.88 and 92,745.62 is: 138,891.82
Step by Step Solution
- Step 1: Write the proportion equation
107,442.26 : 160,900.88 = 92,745.62 : x - Step 2: Convert to fraction form
107,442.26/160,900.88 = 92,745.62/x - Step 3: Cross multiply
107,442.26x = 160,900.88 × 92,745.62 - Step 4: Simplify right side
107,442.26x = 14,922,850,605.91 - Step 5: Solve for x
x = 14,922,850,605.91/107,442.26 - Step 6: Final answer
x = 138,891.82
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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.