Finding the Fourth Proportional to 227,261.97, 313,603.08 and 131,774.82
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Solution
The fourth proportional to 227,261.97, 313,603.08 and 131,774.82 is: 181,838.55
Step by Step Solution
- Step 1: Write the proportion equation
227,261.97 : 313,603.08 = 131,774.82 : x - Step 2: Convert to fraction form
227,261.97/313,603.08 = 131,774.82/x - Step 3: Cross multiply
227,261.97x = 313,603.08 × 131,774.82 - Step 4: Simplify right side
227,261.97x = 41,324,987,748.28 - Step 5: Solve for x
x = 41,324,987,748.28/227,261.97 - Step 6: Final answer
x = 181,838.55
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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.