Finding the Fourth Proportional to 203,710.88, 281,115.77 and 113,064.19
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Solution
The fourth proportional to 203,710.88, 281,115.77 and 113,064.19 is: 156,025.66
Step by Step Solution
- Step 1: Write the proportion equation
203,710.88 : 281,115.77 = 113,064.19 : x - Step 2: Convert to fraction form
203,710.88/281,115.77 = 113,064.19/x - Step 3: Cross multiply
203,710.88x = 281,115.77 × 113,064.19 - Step 4: Simplify right side
203,710.88x = 31,784,125,563.17 - Step 5: Solve for x
x = 31,784,125,563.17/203,710.88 - Step 6: Final answer
x = 156,025.66
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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.