Finding the Fourth Proportional to 119,668.20, 179,502.30 and 49,528.68
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Solution
The fourth proportional to 119,668.20, 179,502.30 and 49,528.68 is: 74,293.02
Step by Step Solution
- Step 1: Write the proportion equation
119,668.20 : 179,502.30 = 49,528.68 : x - Step 2: Convert to fraction form
119,668.20/179,502.30 = 49,528.68/x - Step 3: Cross multiply
119,668.20x = 179,502.30 × 49,528.68 - Step 4: Simplify right side
119,668.20x = 8,890,511,975.96 - Step 5: Solve for x
x = 8,890,511,975.96/119,668.20 - Step 6: Final answer
x = 74,293.02
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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.