Finding the Fourth Proportional to 227,140.61, 313,467.94 and 125,166.09
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Solution
The fourth proportional to 227,140.61, 313,467.94 and 125,166.09 is: 172,736.86
Step by Step Solution
- Step 1: Write the proportion equation
227,140.61 : 313,467.94 = 125,166.09 : x - Step 2: Convert to fraction form
227,140.61/313,467.94 = 125,166.09/x - Step 3: Cross multiply
227,140.61x = 313,467.94 × 125,166.09 - Step 4: Simplify right side
227,140.61x = 39,235,556,390.15 - Step 5: Solve for x
x = 39,235,556,390.15/227,140.61 - Step 6: Final answer
x = 172,736.86
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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.