Finding the Fourth Proportional to 203,589.31, 305,383.97 and 110,277.31
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Solution
The fourth proportional to 203,589.31, 305,383.97 and 110,277.31 is: 165,415.96
Step by Step Solution
- Step 1: Write the proportion equation
203,589.31 : 305,383.97 = 110,277.31 : x - Step 2: Convert to fraction form
203,589.31/305,383.97 = 110,277.31/x - Step 3: Cross multiply
203,589.31x = 305,383.97 × 110,277.31 - Step 4: Simplify right side
203,589.31x = 33,676,921,413.87 - Step 5: Solve for x
x = 33,676,921,413.87/203,589.31 - Step 6: Final answer
x = 165,415.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.