Finding the Fourth Proportional to 108,122.73, 162,183.70 and 29,236.95
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Solution
The fourth proportional to 108,122.73, 162,183.70 and 29,236.95 is: 43,855.32
Step by Step Solution
- Step 1: Write the proportion equation
108,122.73 : 162,183.70 = 29,236.95 : x - Step 2: Convert to fraction form
108,122.73/162,183.70 = 29,236.95/x - Step 3: Cross multiply
108,122.73x = 162,183.70 × 29,236.95 - Step 4: Simplify right side
108,122.73x = 4,741,756,727.72 - Step 5: Solve for x
x = 4,741,756,727.72/108,122.73 - Step 6: Final answer
x = 43,855.32
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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.