Finding the Fourth Proportional to 146,798.78, 220,198.19 and 41,618.66
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Solution
The fourth proportional to 146,798.78, 220,198.19 and 41,618.66 is: 62,427.99
Step by Step Solution
- Step 1: Write the proportion equation
146,798.78 : 220,198.19 = 41,618.66 : x - Step 2: Convert to fraction form
146,798.78/220,198.19 = 41,618.66/x - Step 3: Cross multiply
146,798.78x = 220,198.19 × 41,618.66 - Step 4: Simplify right side
146,798.78x = 9,164,352,293.14 - Step 5: Solve for x
x = 9,164,352,293.14/146,798.78 - Step 6: Final answer
x = 62,427.99
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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.