Finding the Fourth Proportional to 180,313.14, 270,554.76 and 80,464.44
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Solution
The fourth proportional to 180,313.14, 270,554.76 and 80,464.44 is: 120,734.61
Step by Step Solution
- Step 1: Write the proportion equation
180,313.14 : 270,554.76 = 80,464.44 : x - Step 2: Convert to fraction form
180,313.14/270,554.76 = 80,464.44/x - Step 3: Cross multiply
180,313.14x = 270,554.76 × 80,464.44 - Step 4: Simplify right side
180,313.14x = 21,770,037,252.73 - Step 5: Solve for x
x = 21,770,037,252.73/180,313.14 - Step 6: Final answer
x = 120,734.61
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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.