Finding the Fourth Proportional to 168,020.08, 252,135.62 and 68,180.69
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Solution
The fourth proportional to 168,020.08, 252,135.62 and 68,180.69 is: 102,313.85
Step by Step Solution
- Step 1: Write the proportion equation
168,020.08 : 252,135.62 = 68,180.69 : x - Step 2: Convert to fraction form
168,020.08/252,135.62 = 68,180.69/x - Step 3: Cross multiply
168,020.08x = 252,135.62 × 68,180.69 - Step 4: Simplify right side
168,020.08x = 17,190,780,545.18 - Step 5: Solve for x
x = 17,190,780,545.18/168,020.08 - Step 6: Final answer
x = 102,313.85
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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.