Finding the Fourth Proportional to 229,750.43, 344,625.84 and 71,991.18
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Solution
The fourth proportional to 229,750.43, 344,625.84 and 71,991.18 is: 107,986.83
Step by Step Solution
- Step 1: Write the proportion equation
229,750.43 : 344,625.84 = 71,991.18 : x - Step 2: Convert to fraction form
229,750.43/344,625.84 = 71,991.18/x - Step 3: Cross multiply
229,750.43x = 344,625.84 × 71,991.18 - Step 4: Simplify right side
229,750.43x = 24,810,020,880.09 - Step 5: Solve for x
x = 24,810,020,880.09/229,750.43 - Step 6: Final answer
x = 107,986.83
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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.