Finding the Fourth Proportional to 168,220.12, 252,378.87 and 49,894.29
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Solution
The fourth proportional to 168,220.12, 252,378.87 and 49,894.29 is: 74,855.88
Step by Step Solution
- Step 1: Write the proportion equation
168,220.12 : 252,378.87 = 49,894.29 : x - Step 2: Convert to fraction form
168,220.12/252,378.87 = 49,894.29/x - Step 3: Cross multiply
168,220.12x = 252,378.87 × 49,894.29 - Step 4: Simplify right side
168,220.12x = 12,592,264,529.65 - Step 5: Solve for x
x = 12,592,264,529.65/168,220.12 - Step 6: Final answer
x = 74,855.88
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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.