Finding the Fourth Proportional to 166,042.49, 229,115.52 and 94,414.59
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Solution
The fourth proportional to 166,042.49, 229,115.52 and 94,414.59 is: 130,278.99
Step by Step Solution
- Step 1: Write the proportion equation
166,042.49 : 229,115.52 = 94,414.59 : x - Step 2: Convert to fraction form
166,042.49/229,115.52 = 94,414.59/x - Step 3: Cross multiply
166,042.49x = 229,115.52 × 94,414.59 - Step 4: Simplify right side
166,042.49x = 21,631,847,883.44 - Step 5: Solve for x
x = 21,631,847,883.44/166,042.49 - Step 6: Final answer
x = 130,278.99
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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.