Finding the Fourth Proportional to 203,740.62, 281,147.98 and 113,089.46
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Solution
The fourth proportional to 203,740.62, 281,147.98 and 113,089.46 is: 156,055.64
Step by Step Solution
- Step 1: Write the proportion equation
203,740.62 : 281,147.98 = 113,089.46 : x - Step 2: Convert to fraction form
203,740.62/281,147.98 = 113,089.46/x - Step 3: Cross multiply
203,740.62x = 281,147.98 × 113,089.46 - Step 4: Simplify right side
203,740.62x = 31,794,873,238.29 - Step 5: Solve for x
x = 31,794,873,238.29/203,740.62 - Step 6: Final answer
x = 156,055.64
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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.