Finding the Fourth Proportional to 227,408.76, 313,825.32 and 125,437.80
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Solution
The fourth proportional to 227,408.76, 313,825.32 and 125,437.80 is: 173,104.84
Step by Step Solution
- Step 1: Write the proportion equation
227,408.76 : 313,825.32 = 125,437.80 : x - Step 2: Convert to fraction form
227,408.76/313,825.32 = 125,437.80/x - Step 3: Cross multiply
227,408.76x = 313,825.32 × 125,437.80 - Step 4: Simplify right side
227,408.76x = 39,365,557,725.10 - Step 5: Solve for x
x = 39,365,557,725.10/227,408.76 - Step 6: Final answer
x = 173,104.84
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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.