Finding the Fourth Proportional to 227,530.82, 313,978.41 and 125,557.09
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Solution
The fourth proportional to 227,530.82, 313,978.41 and 125,557.09 is: 173,260.99
Step by Step Solution
- Step 1: Write the proportion equation
227,530.82 : 313,978.41 = 125,557.09 : x - Step 2: Convert to fraction form
227,530.82/313,978.41 = 125,557.09/x - Step 3: Cross multiply
227,530.82x = 313,978.41 × 125,557.09 - Step 4: Simplify right side
227,530.82x = 39,422,215,482.43 - Step 5: Solve for x
x = 39,422,215,482.43/227,530.82 - Step 6: Final answer
x = 173,260.99
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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.