Finding the Fourth Proportional to 183,453.26, 253,057.97 and 115,362.23
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Solution
The fourth proportional to 183,453.26, 253,057.97 and 115,362.23 is: 159,132.26
Step by Step Solution
- Step 1: Write the proportion equation
183,453.26 : 253,057.97 = 115,362.23 : x - Step 2: Convert to fraction form
183,453.26/253,057.97 = 115,362.23/x - Step 3: Cross multiply
183,453.26x = 253,057.97 × 115,362.23 - Step 4: Simplify right side
183,453.26x = 29,193,330,761.59 - Step 5: Solve for x
x = 29,193,330,761.59/183,453.26 - Step 6: Final answer
x = 159,132.26
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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.