Finding the Fourth Proportional to 146,554.97, 219,858.79 and 51,840.05
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Solution
The fourth proportional to 146,554.97, 219,858.79 and 51,840.05 is: 77,769.39
Step by Step Solution
- Step 1: Write the proportion equation
146,554.97 : 219,858.79 = 51,840.05 : x - Step 2: Convert to fraction form
146,554.97/219,858.79 = 51,840.05/x - Step 3: Cross multiply
146,554.97x = 219,858.79 × 51,840.05 - Step 4: Simplify right side
146,554.97x = 11,397,491,086.59 - Step 5: Solve for x
x = 11,397,491,086.59/146,554.97 - Step 6: Final answer
x = 77,769.39
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1.5x scale
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.