Finding the Fourth Proportional to 163,168.21, 244,849.36 and 88,286.85
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Solution
The fourth proportional to 163,168.21, 244,849.36 and 88,286.85 is: 132,482.78
Step by Step Solution
- Step 1: Write the proportion equation
163,168.21 : 244,849.36 = 88,286.85 : x - Step 2: Convert to fraction form
163,168.21/244,849.36 = 88,286.85/x - Step 3: Cross multiply
163,168.21x = 244,849.36 × 88,286.85 - Step 4: Simplify right side
163,168.21x = 21,616,978,718.92 - Step 5: Solve for x
x = 21,616,978,718.92/163,168.21 - Step 6: Final answer
x = 132,482.78
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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.