Finding the Fourth Proportional to 119,350.14, 178,918.29 and 49,184.70
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Solution
The fourth proportional to 119,350.14, 178,918.29 and 49,184.70 is: 73,732.99
Step by Step Solution
- Step 1: Write the proportion equation
119,350.14 : 178,918.29 = 49,184.70 : x - Step 2: Convert to fraction form
119,350.14/178,918.29 = 49,184.70/x - Step 3: Cross multiply
119,350.14x = 178,918.29 × 49,184.70 - Step 4: Simplify right side
119,350.14x = 8,800,042,418.16 - Step 5: Solve for x
x = 8,800,042,418.16/119,350.14 - Step 6: Final answer
x = 73,732.99
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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.