Finding the Fourth Proportional to 203,940.24, 281,433.60 and 113,295.84
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Solution
The fourth proportional to 203,940.24, 281,433.60 and 113,295.84 is: 156,346.08
Step by Step Solution
- Step 1: Write the proportion equation
203,940.24 : 281,433.60 = 113,295.84 : x - Step 2: Convert to fraction form
203,940.24/281,433.60 = 113,295.84/x - Step 3: Cross multiply
203,940.24x = 281,433.60 × 113,295.84 - Step 4: Simplify right side
203,940.24x = 31,885,256,116.22 - Step 5: Solve for x
x = 31,885,256,116.22/203,940.24 - Step 6: Final answer
x = 156,346.08
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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.