Finding the Fourth Proportional to 227,013.96, 313,281.37 and 125,039.79
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Solution
The fourth proportional to 227,013.96, 313,281.37 and 125,039.79 is: 172,556.07
Step by Step Solution
- Step 1: Write the proportion equation
227,013.96 : 313,281.37 = 125,039.79 : x - Step 2: Convert to fraction form
227,013.96/313,281.37 = 125,039.79/x - Step 3: Cross multiply
227,013.96x = 313,281.37 × 125,039.79 - Step 4: Simplify right side
227,013.96x = 39,172,635,149.31 - Step 5: Solve for x
x = 39,172,635,149.31/227,013.96 - Step 6: Final answer
x = 172,556.07
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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.