Finding the Fourth Proportional to 181,954.26, 251,201.07 and 121,627.08
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Solution
The fourth proportional to 181,954.26, 251,201.07 and 121,627.08 is: 167,915.02
Step by Step Solution
- Step 1: Write the proportion equation
181,954.26 : 251,201.07 = 121,627.08 : x - Step 2: Convert to fraction form
181,954.26/251,201.07 = 121,627.08/x - Step 3: Cross multiply
181,954.26x = 251,201.07 × 121,627.08 - Step 4: Simplify right side
181,954.26x = 30,552,852,636.98 - Step 5: Solve for x
x = 30,552,852,636.98/181,954.26 - Step 6: Final answer
x = 167,915.02
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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.