Finding the Fourth Proportional to 227,146.96, 313,458.60 and 125,181.88
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Solution
The fourth proportional to 227,146.96, 313,458.60 and 125,181.88 is: 172,748.68
Step by Step Solution
- Step 1: Write the proportion equation
227,146.96 : 313,458.60 = 125,181.88 : x - Step 2: Convert to fraction form
227,146.96/313,458.60 = 125,181.88/x - Step 3: Cross multiply
227,146.96x = 313,458.60 × 125,181.88 - Step 4: Simplify right side
227,146.96x = 39,239,336,850.17 - Step 5: Solve for x
x = 39,239,336,850.17/227,146.96 - Step 6: Final answer
x = 172,748.68
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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.