Finding the Fourth Proportional to 227,199.12, 313,548.48 and 125,224.44
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Solution
The fourth proportional to 227,199.12, 313,548.48 and 125,224.44 is: 172,817.28
Step by Step Solution
- Step 1: Write the proportion equation
227,199.12 : 313,548.48 = 125,224.44 : x - Step 2: Convert to fraction form
227,199.12/313,548.48 = 125,224.44/x - Step 3: Cross multiply
227,199.12x = 313,548.48 × 125,224.44 - Step 4: Simplify right side
227,199.12x = 39,263,932,820.85 - Step 5: Solve for x
x = 39,263,932,820.85/227,199.12 - Step 6: Final answer
x = 172,817.28
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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.