Finding the Fourth Proportional to 87,544.00, 120,809.07 and 53,549.99
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Solution
The fourth proportional to 87,544.00, 120,809.07 and 53,549.99 is: 73,897.97
Step by Step Solution
- Step 1: Write the proportion equation
87,544.00 : 120,809.07 = 53,549.99 : x - Step 2: Convert to fraction form
87,544.00/120,809.07 = 53,549.99/x - Step 3: Cross multiply
87,544.00x = 120,809.07 × 53,549.99 - Step 4: Simplify right side
87,544.00x = 6,469,324,339.40 - Step 5: Solve for x
x = 6,469,324,339.40/87,544.00 - Step 6: Final answer
x = 73,897.97
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1.5x scale
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.