Finding the Fourth Proportional to 110,511.92, 165,767.70 and 27,405.92
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Solution
The fourth proportional to 110,511.92, 165,767.70 and 27,405.92 is: 41,108.84
Step by Step Solution
- Step 1: Write the proportion equation
110,511.92 : 165,767.70 = 27,405.92 : x - Step 2: Convert to fraction form
110,511.92/165,767.70 = 27,405.92/x - Step 3: Cross multiply
110,511.92x = 165,767.70 × 27,405.92 - Step 4: Simplify right side
110,511.92x = 4,543,016,324.78 - Step 5: Solve for x
x = 4,543,016,324.78/110,511.92 - Step 6: Final answer
x = 41,108.84
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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.