Finding the Fourth Proportional to 179,879.71, 248,230.06 and 98,205.18
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Solution
The fourth proportional to 179,879.71, 248,230.06 and 98,205.18 is: 135,520.99
Step by Step Solution
- Step 1: Write the proportion equation
179,879.71 : 248,230.06 = 98,205.18 : x - Step 2: Convert to fraction form
179,879.71/248,230.06 = 98,205.18/x - Step 3: Cross multiply
179,879.71x = 248,230.06 × 98,205.18 - Step 4: Simplify right side
179,879.71x = 24,377,475,991.53 - Step 5: Solve for x
x = 24,377,475,991.53/179,879.71 - Step 6: Final answer
x = 135,520.99
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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.