Finding the Fourth Proportional to 102,696.08, 154,043.64 and 27,816.08
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Solution
The fourth proportional to 102,696.08, 154,043.64 and 27,816.08 is: 41,723.99
Step by Step Solution
- Step 1: Write the proportion equation
102,696.08 : 154,043.64 = 27,816.08 : x - Step 2: Convert to fraction form
102,696.08/154,043.64 = 27,816.08/x - Step 3: Cross multiply
102,696.08x = 154,043.64 × 27,816.08 - Step 4: Simplify right side
102,696.08x = 4,284,890,213.73 - Step 5: Solve for x
x = 4,284,890,213.73/102,696.08 - Step 6: Final answer
x = 41,723.99
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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.