Finding the Fourth Proportional to 227,205.87, 313,557.80 and 125,231.19
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Solution
The fourth proportional to 227,205.87, 313,557.80 and 125,231.19 is: 172,826.59
Step by Step Solution
- Step 1: Write the proportion equation
227,205.87 : 313,557.80 = 125,231.19 : x - Step 2: Convert to fraction form
227,205.87/313,557.80 = 125,231.19/x - Step 3: Cross multiply
227,205.87x = 313,557.80 × 125,231.19 - Step 4: Simplify right side
227,205.87x = 39,267,215,801.63 - Step 5: Solve for x
x = 39,267,215,801.63/227,205.87 - Step 6: Final answer
x = 172,826.59
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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.