Finding the Fourth Proportional to 203,704.97, 281,107.45 and 113,058.59
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Solution
The fourth proportional to 203,704.97, 281,107.45 and 113,058.59 is: 156,017.86
Step by Step Solution
- Step 1: Write the proportion equation
203,704.97 : 281,107.45 = 113,058.59 : x - Step 2: Convert to fraction form
203,704.97/281,107.45 = 113,058.59/x - Step 3: Cross multiply
203,704.97x = 281,107.45 × 113,058.59 - Step 4: Simplify right side
203,704.97x = 31,781,612,355.62 - Step 5: Solve for x
x = 31,781,612,355.62/203,704.97 - Step 6: Final answer
x = 156,017.86
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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.