Finding the Fourth Proportional to 75,975.09, 104,845.37 and 41,982.63
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Solution
The fourth proportional to 75,975.09, 104,845.37 and 41,982.63 is: 57,935.89
Step by Step Solution
- Step 1: Write the proportion equation
75,975.09 : 104,845.37 = 41,982.63 : x - Step 2: Convert to fraction form
75,975.09/104,845.37 = 41,982.63/x - Step 3: Cross multiply
75,975.09x = 104,845.37 × 41,982.63 - Step 4: Simplify right side
75,975.09x = 4,401,684,166.01 - Step 5: Solve for x
x = 4,401,684,166.01/75,975.09 - Step 6: Final answer
x = 57,935.89
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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.