Finding the Fourth Proportional to 226,934.88, 313,163.28 and 124,960.56
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Solution
The fourth proportional to 226,934.88, 313,163.28 and 124,960.56 is: 172,441.80
Step by Step Solution
- Step 1: Write the proportion equation
226,934.88 : 313,163.28 = 124,960.56 : x - Step 2: Convert to fraction form
226,934.88/313,163.28 = 124,960.56/x - Step 3: Cross multiply
226,934.88x = 313,163.28 × 124,960.56 - Step 4: Simplify right side
226,934.88x = 39,133,058,840.24 - Step 5: Solve for x
x = 39,133,058,840.24/226,934.88 - Step 6: Final answer
x = 172,441.80
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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.