Finding the Fourth Proportional to 119,213.08, 178,823.94 and 36,104.92
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Solution
The fourth proportional to 119,213.08, 178,823.94 and 36,104.92 is: 54,158.69
Step by Step Solution
- Step 1: Write the proportion equation
119,213.08 : 178,823.94 = 36,104.92 : x - Step 2: Convert to fraction form
119,213.08/178,823.94 = 36,104.92/x - Step 3: Cross multiply
119,213.08x = 178,823.94 × 36,104.92 - Step 4: Simplify right side
119,213.08x = 6,456,424,047.78 - Step 5: Solve for x
x = 6,456,424,047.78/119,213.08 - Step 6: Final answer
x = 54,158.69
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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.