Finding the Fourth Proportional to 203,860.18, 281,330.82 and 113,224.54
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Solution
The fourth proportional to 203,860.18, 281,330.82 and 113,224.54 is: 156,251.96
Step by Step Solution
- Step 1: Write the proportion equation
203,860.18 : 281,330.82 = 113,224.54 : x - Step 2: Convert to fraction form
203,860.18/281,330.82 = 113,224.54/x - Step 3: Cross multiply
203,860.18x = 281,330.82 × 113,224.54 - Step 4: Simplify right side
203,860.18x = 31,853,552,682.32 - Step 5: Solve for x
x = 31,853,552,682.32/203,860.18 - Step 6: Final answer
x = 156,251.96
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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.