Finding the Fourth Proportional to 190,147.06, 285,198.99 and 49,916.62
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Solution
The fourth proportional to 190,147.06, 285,198.99 and 49,916.62 is: 74,869.26
Step by Step Solution
- Step 1: Write the proportion equation
190,147.06 : 285,198.99 = 49,916.62 : x - Step 2: Convert to fraction form
190,147.06/285,198.99 = 49,916.62/x - Step 3: Cross multiply
190,147.06x = 285,198.99 × 49,916.62 - Step 4: Simplify right side
190,147.06x = 14,236,169,608.21 - Step 5: Solve for x
x = 14,236,169,608.21/190,147.06 - Step 6: Final answer
x = 74,869.26
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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.