Finding the Fourth Proportional to 193,638.91, 267,246.75 and 108,755.98
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Solution
The fourth proportional to 193,638.91, 267,246.75 and 108,755.98 is: 150,097.32
Step by Step Solution
- Step 1: Write the proportion equation
193,638.91 : 267,246.75 = 108,755.98 : x - Step 2: Convert to fraction form
193,638.91/267,246.75 = 108,755.98/x - Step 3: Cross multiply
193,638.91x = 267,246.75 × 108,755.98 - Step 4: Simplify right side
193,638.91x = 29,064,682,198.07 - Step 5: Solve for x
x = 29,064,682,198.07/193,638.91 - Step 6: Final answer
x = 150,097.32
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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.