Finding the Fourth Proportional to 164,509.68, 246,733.39 and 80,185.14
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Solution
The fourth proportional to 164,509.68, 246,733.39 and 80,185.14 is: 120,262.53
Step by Step Solution
- Step 1: Write the proportion equation
164,509.68 : 246,733.39 = 80,185.14 : x - Step 2: Convert to fraction form
164,509.68/246,733.39 = 80,185.14/x - Step 3: Cross multiply
164,509.68x = 246,733.39 × 80,185.14 - Step 4: Simplify right side
164,509.68x = 19,784,351,520.06 - Step 5: Solve for x
x = 19,784,351,520.06/164,509.68 - Step 6: Final answer
x = 120,262.53
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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.