Finding the Fourth Proportional to 227,181.90, 313,498.25 and 125,207.06
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Solution
The fourth proportional to 227,181.90, 313,498.25 and 125,207.06 is: 172,778.70
Step by Step Solution
- Step 1: Write the proportion equation
227,181.90 : 313,498.25 = 125,207.06 : x - Step 2: Convert to fraction form
227,181.90/313,498.25 = 125,207.06/x - Step 3: Cross multiply
227,181.90x = 313,498.25 × 125,207.06 - Step 4: Simplify right side
227,181.90x = 39,252,192,630.15 - Step 5: Solve for x
x = 39,252,192,630.15/227,181.90 - Step 6: Final answer
x = 172,778.70
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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.