Finding the Fourth Proportional to 194,894.20, 292,122.60 and 110,694.70
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Solution
The fourth proportional to 194,894.20, 292,122.60 and 110,694.70 is: 165,917.83
Step by Step Solution
- Step 1: Write the proportion equation
194,894.20 : 292,122.60 = 110,694.70 : x - Step 2: Convert to fraction form
194,894.20/292,122.60 = 110,694.70/x - Step 3: Cross multiply
194,894.20x = 292,122.60 × 110,694.70 - Step 4: Simplify right side
194,894.20x = 32,336,423,570.22 - Step 5: Solve for x
x = 32,336,423,570.22/194,894.20 - Step 6: Final answer
x = 165,917.83
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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.