Finding the Fourth Proportional to 73,284.99, 110,015.16 and 43,716.75
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Solution
The fourth proportional to 73,284.99, 110,015.16 and 43,716.75 is: 65,627.43
Step by Step Solution
- Step 1: Write the proportion equation
73,284.99 : 110,015.16 = 43,716.75 : x - Step 2: Convert to fraction form
73,284.99/110,015.16 = 43,716.75/x - Step 3: Cross multiply
73,284.99x = 110,015.16 × 43,716.75 - Step 4: Simplify right side
73,284.99x = 4,809,505,245.93 - Step 5: Solve for x
x = 4,809,505,245.93/73,284.99 - Step 6: Final answer
x = 65,627.43
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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.