Finding the Fourth Proportional to 227,141.10, 313,450.49 and 125,176.01
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Solution
The fourth proportional to 227,141.10, 313,450.49 and 125,176.01 is: 172,740.56
Step by Step Solution
- Step 1: Write the proportion equation
227,141.10 : 313,450.49 = 125,176.01 : x - Step 2: Convert to fraction form
227,141.10/313,450.49 = 125,176.01/x - Step 3: Cross multiply
227,141.10x = 313,450.49 × 125,176.01 - Step 4: Simplify right side
227,141.10x = 39,236,480,416.43 - Step 5: Solve for x
x = 39,236,480,416.43/227,141.10 - Step 6: Final answer
x = 172,740.56
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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.