Finding the Fourth Proportional to 235,169.92, 352,755.84 and 57,678.08
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Solution
The fourth proportional to 235,169.92, 352,755.84 and 57,678.08 is: 86,517.36
Step by Step Solution
- Step 1: Write the proportion equation
235,169.92 : 352,755.84 = 57,678.08 : x - Step 2: Convert to fraction form
235,169.92/352,755.84 = 57,678.08/x - Step 3: Cross multiply
235,169.92x = 352,755.84 × 57,678.08 - Step 4: Simplify right side
235,169.92x = 20,346,279,559.99 - Step 5: Solve for x
x = 20,346,279,559.99/235,169.92 - Step 6: Final answer
x = 86,517.36
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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.