Finding the Fourth Proportional to 208,586.68, 287,846.94 and 113,093.08
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Solution
The fourth proportional to 208,586.68, 287,846.94 and 113,093.08 is: 156,067.00
Step by Step Solution
- Step 1: Write the proportion equation
208,586.68 : 287,846.94 = 113,093.08 : x - Step 2: Convert to fraction form
208,586.68/287,846.94 = 113,093.08/x - Step 3: Cross multiply
208,586.68x = 287,846.94 × 113,093.08 - Step 4: Simplify right side
208,586.68x = 32,553,497,013.18 - Step 5: Solve for x
x = 32,553,497,013.18/208,586.68 - Step 6: Final answer
x = 156,067.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.