Finding the Fourth Proportional to 263,133.48, 394,720.74 and 94,675.80
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Solution
The fourth proportional to 263,133.48, 394,720.74 and 94,675.80 is: 142,021.08
Step by Step Solution
- Step 1: Write the proportion equation
263,133.48 : 394,720.74 = 94,675.80 : x - Step 2: Convert to fraction form
263,133.48/394,720.74 = 94,675.80/x - Step 3: Cross multiply
263,133.48x = 394,720.74 × 94,675.80 - Step 4: Simplify right side
263,133.48x = 37,370,501,836.09 - Step 5: Solve for x
x = 37,370,501,836.09/263,133.48 - Step 6: Final answer
x = 142,021.08
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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.