Finding the Fourth Proportional to 146,615.09, 219,940.75 and 51,825.73
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Solution
The fourth proportional to 146,615.09, 219,940.75 and 51,825.73 is: 77,744.99
Step by Step Solution
- Step 1: Write the proportion equation
146,615.09 : 219,940.75 = 51,825.73 : x - Step 2: Convert to fraction form
146,615.09/219,940.75 = 51,825.73/x - Step 3: Cross multiply
146,615.09x = 219,940.75 × 51,825.73 - Step 4: Simplify right side
146,615.09x = 11,398,589,246.08 - Step 5: Solve for x
x = 11,398,589,246.08/146,615.09 - Step 6: Final answer
x = 77,744.99
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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.