Finding the Fourth Proportional to 181,928.26, 251,054.67 and 101,351.62
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Solution
The fourth proportional to 181,928.26, 251,054.67 and 101,351.62 is: 139,861.71
Step by Step Solution
- Step 1: Write the proportion equation
181,928.26 : 251,054.67 = 101,351.62 : x - Step 2: Convert to fraction form
181,928.26/251,054.67 = 101,351.62/x - Step 3: Cross multiply
181,928.26x = 251,054.67 × 101,351.62 - Step 4: Simplify right side
181,928.26x = 25,444,797,513.07 - Step 5: Solve for x
x = 25,444,797,513.07/181,928.26 - Step 6: Final answer
x = 139,861.71
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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.