Finding the Fourth Proportional to 204,261.94, 281,861.70 and 118,203.84
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Solution
The fourth proportional to 204,261.94, 281,861.70 and 118,203.84 is: 163,109.85
Step by Step Solution
- Step 1: Write the proportion equation
204,261.94 : 281,861.70 = 118,203.84 : x - Step 2: Convert to fraction form
204,261.94/281,861.70 = 118,203.84/x - Step 3: Cross multiply
204,261.94x = 281,861.70 × 118,203.84 - Step 4: Simplify right side
204,261.94x = 33,317,135,288.93 - Step 5: Solve for x
x = 33,317,135,288.93/204,261.94 - Step 6: Final answer
x = 163,109.85
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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.