Finding the Fourth Proportional to 168,049.80, 252,001.80 and 68,176.80
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Solution
The fourth proportional to 168,049.80, 252,001.80 and 68,176.80 is: 102,235.62
Step by Step Solution
- Step 1: Write the proportion equation
168,049.80 : 252,001.80 = 68,176.80 : x - Step 2: Convert to fraction form
168,049.80/252,001.80 = 68,176.80/x - Step 3: Cross multiply
168,049.80x = 252,001.80 × 68,176.80 - Step 4: Simplify right side
168,049.80x = 17,180,676,318.24 - Step 5: Solve for x
x = 17,180,676,318.24/168,049.80 - Step 6: Final answer
x = 102,235.62
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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.