Finding the Fourth Proportional to 227,183.68, 313,515.56 and 125,212.76
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Solution
The fourth proportional to 227,183.68, 313,515.56 and 125,212.76 is: 172,794.76
Step by Step Solution
- Step 1: Write the proportion equation
227,183.68 : 313,515.56 = 125,212.76 : x - Step 2: Convert to fraction form
227,183.68/313,515.56 = 125,212.76/x - Step 3: Cross multiply
227,183.68x = 313,515.56 × 125,212.76 - Step 4: Simplify right side
227,183.68x = 39,256,148,570.55 - Step 5: Solve for x
x = 39,256,148,570.55/227,183.68 - Step 6: Final answer
x = 172,794.76
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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.