Finding the Fourth Proportional to 203,704.99, 281,147.67 and 117,648.50
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Solution
The fourth proportional to 203,704.99, 281,147.67 and 117,648.50 is: 162,375.02
Step by Step Solution
- Step 1: Write the proportion equation
203,704.99 : 281,147.67 = 117,648.50 : x - Step 2: Convert to fraction form
203,704.99/281,147.67 = 117,648.50/x - Step 3: Cross multiply
203,704.99x = 281,147.67 × 117,648.50 - Step 4: Simplify right side
203,704.99x = 33,076,602,356.86 - Step 5: Solve for x
x = 33,076,602,356.86/203,704.99 - Step 6: Final answer
x = 162,375.02
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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.