Finding the Fourth Proportional to 194,392.80, 268,260.84 and 109,537.20
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Solution
The fourth proportional to 194,392.80, 268,260.84 and 109,537.20 is: 151,160.65
Step by Step Solution
- Step 1: Write the proportion equation
194,392.80 : 268,260.84 = 109,537.20 : x - Step 2: Convert to fraction form
194,392.80/268,260.84 = 109,537.20/x - Step 3: Cross multiply
194,392.80x = 268,260.84 × 109,537.20 - Step 4: Simplify right side
194,392.80x = 29,384,541,283.25 - Step 5: Solve for x
x = 29,384,541,283.25/194,392.80 - Step 6: Final answer
x = 151,160.65
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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.