Finding the Fourth Proportional to 67,805.48, 101,684.61 and 27,812.94
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Solution
The fourth proportional to 67,805.48, 101,684.61 and 27,812.94 is: 41,709.73
Step by Step Solution
- Step 1: Write the proportion equation
67,805.48 : 101,684.61 = 27,812.94 : x - Step 2: Convert to fraction form
67,805.48/101,684.61 = 27,812.94/x - Step 3: Cross multiply
67,805.48x = 101,684.61 × 27,812.94 - Step 4: Simplify right side
67,805.48x = 2,828,147,956.85 - Step 5: Solve for x
x = 2,828,147,956.85/67,805.48 - Step 6: Final answer
x = 41,709.73
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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.