Finding the Fourth Proportional to 73,891.08, 110,880.86 and 27,148.68
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Solution
The fourth proportional to 73,891.08, 110,880.86 and 27,148.68 is: 40,739.27
Step by Step Solution
- Step 1: Write the proportion equation
73,891.08 : 110,880.86 = 27,148.68 : x - Step 2: Convert to fraction form
73,891.08/110,880.86 = 27,148.68/x - Step 3: Cross multiply
73,891.08x = 110,880.86 × 27,148.68 - Step 4: Simplify right side
73,891.08x = 3,010,268,986.26 - Step 5: Solve for x
x = 3,010,268,986.26/73,891.08 - Step 6: Final answer
x = 40,739.27
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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.