Finding the Fourth Proportional to 68,581.08, 102,879.84 and 24,198.66
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Solution
The fourth proportional to 68,581.08, 102,879.84 and 24,198.66 is: 36,300.89
Step by Step Solution
- Step 1: Write the proportion equation
68,581.08 : 102,879.84 = 24,198.66 : x - Step 2: Convert to fraction form
68,581.08/102,879.84 = 24,198.66/x - Step 3: Cross multiply
68,581.08x = 102,879.84 × 24,198.66 - Step 4: Simplify right side
68,581.08x = 2,489,554,269.01 - Step 5: Solve for x
x = 2,489,554,269.01/68,581.08 - Step 6: Final answer
x = 36,300.89
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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.