Finding the Fourth Proportional to 227,179.91, 313,506.81 and 125,205.48
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Solution
The fourth proportional to 227,179.91, 313,506.81 and 125,205.48 is: 172,782.75
Step by Step Solution
- Step 1: Write the proportion equation
227,179.91 : 313,506.81 = 125,205.48 : x - Step 2: Convert to fraction form
227,179.91/313,506.81 = 125,205.48/x - Step 3: Cross multiply
227,179.91x = 313,506.81 × 125,205.48 - Step 4: Simplify right side
227,179.91x = 39,252,770,629.32 - Step 5: Solve for x
x = 39,252,770,629.32/227,179.91 - Step 6: Final answer
x = 172,782.75
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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.