Finding the Fourth Proportional to 110,168.75, 165,137.79 and 46,163.54
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Solution
The fourth proportional to 110,168.75, 165,137.79 and 46,163.54 is: 69,196.99
Step by Step Solution
- Step 1: Write the proportion equation
110,168.75 : 165,137.79 = 46,163.54 : x - Step 2: Convert to fraction form
110,168.75/165,137.79 = 46,163.54/x - Step 3: Cross multiply
110,168.75x = 165,137.79 × 46,163.54 - Step 4: Simplify right side
110,168.75x = 7,623,345,560.13 - Step 5: Solve for x
x = 7,623,345,560.13/110,168.75 - Step 6: Final answer
x = 69,196.99
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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.