Finding the Fourth Proportional to 223,608.99, 335,415.84 and 65,840.43
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Solution
The fourth proportional to 223,608.99, 335,415.84 and 65,840.43 is: 98,761.34
Step by Step Solution
- Step 1: Write the proportion equation
223,608.99 : 335,415.84 = 65,840.43 : x - Step 2: Convert to fraction form
223,608.99/335,415.84 = 65,840.43/x - Step 3: Cross multiply
223,608.99x = 335,415.84 × 65,840.43 - Step 4: Simplify right side
223,608.99x = 22,083,923,134.41 - Step 5: Solve for x
x = 22,083,923,134.41/223,608.99 - Step 6: Final answer
x = 98,761.34
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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.