Finding the Fourth Proportional to 102,880.62, 154,214.97 and 58,413.44
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Solution
The fourth proportional to 102,880.62, 154,214.97 and 58,413.44 is: 87,559.99
Step by Step Solution
- Step 1: Write the proportion equation
102,880.62 : 154,214.97 = 58,413.44 : x - Step 2: Convert to fraction form
102,880.62/154,214.97 = 58,413.44/x - Step 3: Cross multiply
102,880.62x = 154,214.97 × 58,413.44 - Step 4: Simplify right side
102,880.62x = 9,008,226,126.12 - Step 5: Solve for x
x = 9,008,226,126.12/102,880.62 - Step 6: Final answer
x = 87,559.99
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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.