Finding the Fourth Proportional to 146,163.06, 201,704.91 and 79,095.06
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Solution
The fourth proportional to 146,163.06, 201,704.91 and 79,095.06 is: 109,151.12
Step by Step Solution
- Step 1: Write the proportion equation
146,163.06 : 201,704.91 = 79,095.06 : x - Step 2: Convert to fraction form
146,163.06/201,704.91 = 79,095.06/x - Step 3: Cross multiply
146,163.06x = 201,704.91 × 79,095.06 - Step 4: Simplify right side
146,163.06x = 15,953,861,958.74 - Step 5: Solve for x
x = 15,953,861,958.74/146,163.06 - Step 6: Final answer
x = 109,151.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.