Finding the Fourth Proportional to 75,850.13, 113,740.02 and 44,269.31
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Solution
The fourth proportional to 75,850.13, 113,740.02 and 44,269.31 is: 66,383.44
Step by Step Solution
- Step 1: Write the proportion equation
75,850.13 : 113,740.02 = 44,269.31 : x - Step 2: Convert to fraction form
75,850.13/113,740.02 = 44,269.31/x - Step 3: Cross multiply
75,850.13x = 113,740.02 × 44,269.31 - Step 4: Simplify right side
75,850.13x = 5,035,192,489.14 - Step 5: Solve for x
x = 5,035,192,489.14/75,850.13 - Step 6: Final answer
x = 66,383.44
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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.