Finding the Fourth Proportional to 75,383.37, 104,028.62 and 41,392.49
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Solution
The fourth proportional to 75,383.37, 104,028.62 and 41,392.49 is: 57,121.39
Step by Step Solution
- Step 1: Write the proportion equation
75,383.37 : 104,028.62 = 41,392.49 : x - Step 2: Convert to fraction form
75,383.37/104,028.62 = 41,392.49/x - Step 3: Cross multiply
75,383.37x = 104,028.62 × 41,392.49 - Step 4: Simplify right side
75,383.37x = 4,306,002,885.96 - Step 5: Solve for x
x = 4,306,002,885.96/75,383.37 - Step 6: Final answer
x = 57,121.39
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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.