Finding the Fourth Proportional to 204,138.06, 281,714.67 and 113,497.62
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Solution
The fourth proportional to 204,138.06, 281,714.67 and 113,497.62 is: 156,629.02
Step by Step Solution
- Step 1: Write the proportion equation
204,138.06 : 281,714.67 = 113,497.62 : x - Step 2: Convert to fraction form
204,138.06/281,714.67 = 113,497.62/x - Step 3: Cross multiply
204,138.06x = 281,714.67 × 113,497.62 - Step 4: Simplify right side
204,138.06x = 31,973,944,564.09 - Step 5: Solve for x
x = 31,973,944,564.09/204,138.06 - Step 6: Final answer
x = 156,629.02
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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.