Finding the Fourth Proportional to 151,863.26, 209,571.30 and 84,795.26
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Solution
The fourth proportional to 151,863.26, 209,571.30 and 84,795.26 is: 117,017.46
Step by Step Solution
- Step 1: Write the proportion equation
151,863.26 : 209,571.30 = 84,795.26 : x - Step 2: Convert to fraction form
151,863.26/209,571.30 = 84,795.26/x - Step 3: Cross multiply
151,863.26x = 209,571.30 × 84,795.26 - Step 4: Simplify right side
151,863.26x = 17,770,651,824.18 - Step 5: Solve for x
x = 17,770,651,824.18/151,863.26 - Step 6: Final answer
x = 117,017.46
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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.