Finding the Fourth Proportional to 67,166.94, 100,684.80 and 27,751.62
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Solution
The fourth proportional to 67,166.94, 100,684.80 and 27,751.62 is: 41,600.32
Step by Step Solution
- Step 1: Write the proportion equation
67,166.94 : 100,684.80 = 27,751.62 : x - Step 2: Convert to fraction form
67,166.94/100,684.80 = 27,751.62/x - Step 3: Cross multiply
67,166.94x = 100,684.80 × 27,751.62 - Step 4: Simplify right side
67,166.94x = 2,794,166,309.38 - Step 5: Solve for x
x = 2,794,166,309.38/67,166.94 - Step 6: Final answer
x = 41,600.32
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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.