Finding the Fourth Proportional to 229,485.44, 344,228.09 and 71,713.91
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Solution
The fourth proportional to 229,485.44, 344,228.09 and 71,713.91 is: 107,570.84
Step by Step Solution
- Step 1: Write the proportion equation
229,485.44 : 344,228.09 = 71,713.91 : x - Step 2: Convert to fraction form
229,485.44/344,228.09 = 71,713.91/x - Step 3: Cross multiply
229,485.44x = 344,228.09 × 71,713.91 - Step 4: Simplify right side
229,485.44x = 24,685,940,186.02 - Step 5: Solve for x
x = 24,685,940,186.02/229,485.44 - Step 6: Final answer
x = 107,570.84
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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.