Finding the Fourth Proportional to 188,853.86, 283,252.78 and 68,882.68
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Solution
The fourth proportional to 188,853.86, 283,252.78 and 68,882.68 is: 103,313.80
Step by Step Solution
- Step 1: Write the proportion equation
188,853.86 : 283,252.78 = 68,882.68 : x - Step 2: Convert to fraction form
188,853.86/283,252.78 = 68,882.68/x - Step 3: Cross multiply
188,853.86x = 283,252.78 × 68,882.68 - Step 4: Simplify right side
188,853.86x = 19,511,210,603.85 - Step 5: Solve for x
x = 19,511,210,603.85/188,853.86 - Step 6: Final answer
x = 103,313.80
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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.