Finding the Fourth Proportional to 182,497.20, 273,745.80 and 161,761.20
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Solution
The fourth proportional to 182,497.20, 273,745.80 and 161,761.20 is: 242,641.80
Step by Step Solution
- Step 1: Write the proportion equation
182,497.20 : 273,745.80 = 161,761.20 : x - Step 2: Convert to fraction form
182,497.20/273,745.80 = 161,761.20/x - Step 3: Cross multiply
182,497.20x = 273,745.80 × 161,761.20 - Step 4: Simplify right side
182,497.20x = 44,281,449,102.96 - Step 5: Solve for x
x = 44,281,449,102.96/182,497.20 - Step 6: Final answer
x = 242,641.80
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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.