Finding the Fourth Proportional to 203,794.70, 281,270.16 and 118,911.56
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Solution
The fourth proportional to 203,794.70, 281,270.16 and 118,911.56 is: 164,117.48
Step by Step Solution
- Step 1: Write the proportion equation
203,794.70 : 281,270.16 = 118,911.56 : x - Step 2: Convert to fraction form
203,794.70/281,270.16 = 118,911.56/x - Step 3: Cross multiply
203,794.70x = 281,270.16 × 118,911.56 - Step 4: Simplify right side
203,794.70x = 33,446,273,507.05 - Step 5: Solve for x
x = 33,446,273,507.05/203,794.70 - Step 6: Final answer
x = 164,117.48
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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.