Finding the Fourth Proportional to 219,891.69, 303,451.11 and 119,289.69
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Solution
The fourth proportional to 219,891.69, 303,451.11 and 119,289.69 is: 164,620.09
Step by Step Solution
- Step 1: Write the proportion equation
219,891.69 : 303,451.11 = 119,289.69 : x - Step 2: Convert to fraction form
219,891.69/303,451.11 = 119,289.69/x - Step 3: Cross multiply
219,891.69x = 303,451.11 × 119,289.69 - Step 4: Simplify right side
219,891.69x = 36,198,588,842.06 - Step 5: Solve for x
x = 36,198,588,842.06/219,891.69 - Step 6: Final answer
x = 164,620.09
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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.