Finding the Fourth Proportional to 204,245.14, 281,858.52 and 113,598.94
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Solution
The fourth proportional to 204,245.14, 281,858.52 and 113,598.94 is: 156,766.66
Step by Step Solution
- Step 1: Write the proportion equation
204,245.14 : 281,858.52 = 113,598.94 : x - Step 2: Convert to fraction form
204,245.14/281,858.52 = 113,598.94/x - Step 3: Cross multiply
204,245.14x = 281,858.52 × 113,598.94 - Step 4: Simplify right side
204,245.14x = 32,018,829,101.97 - Step 5: Solve for x
x = 32,018,829,101.97/204,245.14 - Step 6: Final answer
x = 156,766.66
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1.5x scale
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.