Finding the Fourth Proportional to 200,516.74, 276,686.84 and 119,914.85
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Solution
The fourth proportional to 200,516.74, 276,686.84 and 119,914.85 is: 165,466.80
Step by Step Solution
- Step 1: Write the proportion equation
200,516.74 : 276,686.84 = 119,914.85 : x - Step 2: Convert to fraction form
200,516.74/276,686.84 = 119,914.85/x - Step 3: Cross multiply
200,516.74x = 276,686.84 × 119,914.85 - Step 4: Simplify right side
200,516.74x = 33,178,861,907.08 - Step 5: Solve for x
x = 33,178,861,907.08/200,516.74 - Step 6: Final answer
x = 165,466.80
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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.