Finding the Fourth Proportional to 189,372.26, 261,339.19 and 104,494.79
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Solution
The fourth proportional to 189,372.26, 261,339.19 and 104,494.79 is: 144,205.83
Step by Step Solution
- Step 1: Write the proportion equation
189,372.26 : 261,339.19 = 104,494.79 : x - Step 2: Convert to fraction form
189,372.26/261,339.19 = 104,494.79/x - Step 3: Cross multiply
189,372.26x = 261,339.19 × 104,494.79 - Step 4: Simplify right side
189,372.26x = 27,308,584,169.93 - Step 5: Solve for x
x = 27,308,584,169.93/189,372.26 - Step 6: Final answer
x = 144,205.83
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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.