Finding the Fourth Proportional to 73,088.26, 100,861.81 and 39,554.26
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Solution
The fourth proportional to 73,088.26, 100,861.81 and 39,554.26 is: 54,584.88
Step by Step Solution
- Step 1: Write the proportion equation
73,088.26 : 100,861.81 = 39,554.26 : x - Step 2: Convert to fraction form
73,088.26/100,861.81 = 39,554.26/x - Step 3: Cross multiply
73,088.26x = 100,861.81 × 39,554.26 - Step 4: Simplify right side
73,088.26x = 3,989,514,331.28 - Step 5: Solve for x
x = 3,989,514,331.28/73,088.26 - Step 6: Final answer
x = 54,584.88
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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.