Finding the Fourth Proportional to 204,046.18, 306,068.88 and 54,286.63
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Solution
The fourth proportional to 204,046.18, 306,068.88 and 54,286.63 is: 81,429.84
Step by Step Solution
- Step 1: Write the proportion equation
204,046.18 : 306,068.88 = 54,286.63 : x - Step 2: Convert to fraction form
204,046.18/306,068.88 = 54,286.63/x - Step 3: Cross multiply
204,046.18x = 306,068.88 × 54,286.63 - Step 4: Simplify right side
204,046.18x = 16,615,448,043.07 - Step 5: Solve for x
x = 16,615,448,043.07/204,046.18 - Step 6: Final answer
x = 81,429.84
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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.