Finding the Fourth Proportional to 231,822.53, 347,733.80 and 126,584.09
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Solution
The fourth proportional to 231,822.53, 347,733.80 and 126,584.09 is: 189,876.14
Step by Step Solution
- Step 1: Write the proportion equation
231,822.53 : 347,733.80 = 126,584.09 : x - Step 2: Convert to fraction form
231,822.53/347,733.80 = 126,584.09/x - Step 3: Cross multiply
231,822.53x = 347,733.80 × 126,584.09 - Step 4: Simplify right side
231,822.53x = 44,017,566,635.24 - Step 5: Solve for x
x = 44,017,566,635.24/231,822.53 - Step 6: Final answer
x = 189,876.14
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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.