Finding the Fourth Proportional to 231,440.71, 346,600.53 and 160,163.68
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Solution
The fourth proportional to 231,440.71, 346,600.53 and 160,163.68 is: 239,857.61
Step by Step Solution
- Step 1: Write the proportion equation
231,440.71 : 346,600.53 = 160,163.68 : x - Step 2: Convert to fraction form
231,440.71/346,600.53 = 160,163.68/x - Step 3: Cross multiply
231,440.71x = 346,600.53 × 160,163.68 - Step 4: Simplify right side
231,440.71x = 55,512,816,374.75 - Step 5: Solve for x
x = 55,512,816,374.75/231,440.71 - Step 6: Final answer
x = 239,857.61
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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.