Finding the Fourth Proportional to 181,627.62, 250,658.09 and 101,055.32
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Solution
The fourth proportional to 181,627.62, 250,658.09 and 101,055.32 is: 139,462.99
Step by Step Solution
- Step 1: Write the proportion equation
181,627.62 : 250,658.09 = 101,055.32 : x - Step 2: Convert to fraction form
181,627.62/250,658.09 = 101,055.32/x - Step 3: Cross multiply
181,627.62x = 250,658.09 × 101,055.32 - Step 4: Simplify right side
181,627.62x = 25,330,331,736.97 - Step 5: Solve for x
x = 25,330,331,736.97/181,627.62 - Step 6: Final answer
x = 139,462.99
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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.