Finding the Fourth Proportional to 235,229.67, 352,866.36 and 66,754.13
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Solution
The fourth proportional to 235,229.67, 352,866.36 and 66,754.13 is: 100,137.39
Step by Step Solution
- Step 1: Write the proportion equation
235,229.67 : 352,866.36 = 66,754.13 : x - Step 2: Convert to fraction form
235,229.67/352,866.36 = 66,754.13/x - Step 3: Cross multiply
235,229.67x = 352,866.36 × 66,754.13 - Step 4: Simplify right side
235,229.67x = 23,555,285,103.74 - Step 5: Solve for x
x = 23,555,285,103.74/235,229.67 - Step 6: Final answer
x = 100,137.39
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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.