Finding the Fourth Proportional to 119,161.35, 179,391.26 and 102,890.07
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Solution
The fourth proportional to 119,161.35, 179,391.26 and 102,890.07 is: 154,895.69
Step by Step Solution
- Step 1: Write the proportion equation
119,161.35 : 179,391.26 = 102,890.07 : x - Step 2: Convert to fraction form
119,161.35/179,391.26 = 102,890.07/x - Step 3: Cross multiply
119,161.35x = 179,391.26 × 102,890.07 - Step 4: Simplify right side
119,161.35x = 18,457,579,556.01 - Step 5: Solve for x
x = 18,457,579,556.01/119,161.35 - Step 6: Final answer
x = 154,895.69
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.