Finding the Fourth Proportional to 221,629.94, 332,431.23 and 88,414.30
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Solution
The fourth proportional to 221,629.94, 332,431.23 and 88,414.30 is: 132,615.99
Step by Step Solution
- Step 1: Write the proportion equation
221,629.94 : 332,431.23 = 88,414.30 : x - Step 2: Convert to fraction form
221,629.94/332,431.23 = 88,414.30/x - Step 3: Cross multiply
221,629.94x = 332,431.23 × 88,414.30 - Step 4: Simplify right side
221,629.94x = 29,391,674,498.59 - Step 5: Solve for x
x = 29,391,674,498.59/221,629.94 - Step 6: Final answer
x = 132,615.99
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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.