Finding the Fourth Proportional to 235,081.29, 352,610.99 and 57,578.91
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Solution
The fourth proportional to 235,081.29, 352,610.99 and 57,578.91 is: 86,365.68
Step by Step Solution
- Step 1: Write the proportion equation
235,081.29 : 352,610.99 = 57,578.91 : x - Step 2: Convert to fraction form
235,081.29/352,610.99 = 57,578.91/x - Step 3: Cross multiply
235,081.29x = 352,610.99 × 57,578.91 - Step 4: Simplify right side
235,081.29x = 20,302,956,458.22 - Step 5: Solve for x
x = 20,302,956,458.22/235,081.29 - Step 6: Final answer
x = 86,365.68
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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.