Finding the Fourth Proportional to 228,905.10, 343,260.45 and 110,612.70
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Solution
The fourth proportional to 228,905.10, 343,260.45 and 110,612.70 is: 165,872.08
Step by Step Solution
- Step 1: Write the proportion equation
228,905.10 : 343,260.45 = 110,612.70 : x - Step 2: Convert to fraction form
228,905.10/343,260.45 = 110,612.70/x - Step 3: Cross multiply
228,905.10x = 343,260.45 × 110,612.70 - Step 4: Simplify right side
228,905.10x = 37,968,965,177.72 - Step 5: Solve for x
x = 37,968,965,177.72/228,905.10 - Step 6: Final answer
x = 165,872.08
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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.