Finding the Fourth Proportional to 75,930.13, 113,906.09 and 23,344.03
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Solution
The fourth proportional to 75,930.13, 113,906.09 and 23,344.03 is: 35,019.39
Step by Step Solution
- Step 1: Write the proportion equation
75,930.13 : 113,906.09 = 23,344.03 : x - Step 2: Convert to fraction form
75,930.13/113,906.09 = 23,344.03/x - Step 3: Cross multiply
75,930.13x = 113,906.09 × 23,344.03 - Step 4: Simplify right side
75,930.13x = 2,659,027,182.14 - Step 5: Solve for x
x = 2,659,027,182.14/75,930.13 - Step 6: Final answer
x = 35,019.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.