Finding the Fourth Proportional to 267,676.26, 401,516.58 and 87,759.06
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Solution
The fourth proportional to 267,676.26, 401,516.58 and 87,759.06 is: 131,639.31
Step by Step Solution
- Step 1: Write the proportion equation
267,676.26 : 401,516.58 = 87,759.06 : x - Step 2: Convert to fraction form
267,676.26/401,516.58 = 87,759.06/x - Step 3: Cross multiply
267,676.26x = 401,516.58 × 87,759.06 - Step 4: Simplify right side
267,676.26x = 35,236,717,635.21 - Step 5: Solve for x
x = 35,236,717,635.21/267,676.26 - Step 6: Final answer
x = 131,639.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.