Finding the Fourth Proportional to 193,835.07, 267,453.18 and 113,247.03
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Solution
The fourth proportional to 193,835.07, 267,453.18 and 113,247.03 is: 156,257.99
Step by Step Solution
- Step 1: Write the proportion equation
193,835.07 : 267,453.18 = 113,247.03 : x - Step 2: Convert to fraction form
193,835.07/267,453.18 = 113,247.03/x - Step 3: Cross multiply
193,835.07x = 267,453.18 × 113,247.03 - Step 4: Simplify right side
193,835.07x = 30,288,278,299.06 - Step 5: Solve for x
x = 30,288,278,299.06/193,835.07 - Step 6: Final answer
x = 156,257.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.