Finding the Fourth Proportional to 162,879.09, 244,148.12 and 68,163.54
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Solution
The fourth proportional to 162,879.09, 244,148.12 and 68,163.54 is: 102,173.95
Step by Step Solution
- Step 1: Write the proportion equation
162,879.09 : 244,148.12 = 68,163.54 : x - Step 2: Convert to fraction form
162,879.09/244,148.12 = 68,163.54/x - Step 3: Cross multiply
162,879.09x = 244,148.12 × 68,163.54 - Step 4: Simplify right side
162,879.09x = 16,641,999,802.73 - Step 5: Solve for x
x = 16,641,999,802.73/162,879.09 - Step 6: Final answer
x = 102,173.95
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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.