Finding the Fourth Proportional to 89,651.92, 134,477.79 and 27,322.42
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Solution
The fourth proportional to 89,651.92, 134,477.79 and 27,322.42 is: 40,983.60
Step by Step Solution
- Step 1: Write the proportion equation
89,651.92 : 134,477.79 = 27,322.42 : x - Step 2: Convert to fraction form
89,651.92/134,477.79 = 27,322.42/x - Step 3: Cross multiply
89,651.92x = 134,477.79 × 27,322.42 - Step 4: Simplify right side
89,651.92x = 3,674,258,659.05 - Step 5: Solve for x
x = 3,674,258,659.05/89,651.92 - Step 6: Final answer
x = 40,983.60
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1.5x scale
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.