Finding the Fourth Proportional to 89,581.53, 134,391.74 and 27,250.41
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Solution
The fourth proportional to 89,581.53, 134,391.74 and 27,250.41 is: 40,881.53
Step by Step Solution
- Step 1: Write the proportion equation
89,581.53 : 134,391.74 = 27,250.41 : x - Step 2: Convert to fraction form
89,581.53/134,391.74 = 27,250.41/x - Step 3: Cross multiply
89,581.53x = 134,391.74 × 27,250.41 - Step 4: Simplify right side
89,581.53x = 3,662,229,879.36 - Step 5: Solve for x
x = 3,662,229,879.36/89,581.53 - Step 6: Final answer
x = 40,881.53
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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.