Finding the Fourth Proportional to 87,513.08, 131,268.84 and 27,546.08
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Solution
The fourth proportional to 87,513.08, 131,268.84 and 27,546.08 is: 41,318.87
Step by Step Solution
- Step 1: Write the proportion equation
87,513.08 : 131,268.84 = 27,546.08 : x - Step 2: Convert to fraction form
87,513.08/131,268.84 = 27,546.08/x - Step 3: Cross multiply
87,513.08x = 131,268.84 × 27,546.08 - Step 4: Simplify right side
87,513.08x = 3,615,941,968.15 - Step 5: Solve for x
x = 3,615,941,968.15/87,513.08 - Step 6: Final answer
x = 41,318.87
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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.