Finding the Fourth Proportional to 133,383.26, 199,852.74 and 93,857.33
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Solution
The fourth proportional to 133,383.26, 199,852.74 and 93,857.33 is: 140,629.68
Step by Step Solution
- Step 1: Write the proportion equation
133,383.26 : 199,852.74 = 93,857.33 : x - Step 2: Convert to fraction form
133,383.26/199,852.74 = 93,857.33/x - Step 3: Cross multiply
133,383.26x = 199,852.74 × 93,857.33 - Step 4: Simplify right side
133,383.26x = 18,757,645,069.22 - Step 5: Solve for x
x = 18,757,645,069.22/133,383.26 - Step 6: Final answer
x = 140,629.68
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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.