Finding the Fourth Proportional to 281,754.36, 422,657.60 and 101,884.68
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Solution
The fourth proportional to 281,754.36, 422,657.60 and 101,884.68 is: 152,836.44
Step by Step Solution
- Step 1: Write the proportion equation
281,754.36 : 422,657.60 = 101,884.68 : x - Step 2: Convert to fraction form
281,754.36/422,657.60 = 101,884.68/x - Step 3: Cross multiply
281,754.36x = 422,657.60 × 101,884.68 - Step 4: Simplify right side
281,754.36x = 43,062,334,325.57 - Step 5: Solve for x
x = 43,062,334,325.57/281,754.36 - Step 6: Final answer
x = 152,836.44
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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.