Finding the Fourth Proportional to 135,192.94, 202,792.14 and 41,698.70
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Solution
The fourth proportional to 135,192.94, 202,792.14 and 41,698.70 is: 62,548.89
Step by Step Solution
- Step 1: Write the proportion equation
135,192.94 : 202,792.14 = 41,698.70 : x - Step 2: Convert to fraction form
135,192.94/202,792.14 = 41,698.70/x - Step 3: Cross multiply
135,192.94x = 202,792.14 × 41,698.70 - Step 4: Simplify right side
135,192.94x = 8,456,168,608.22 - Step 5: Solve for x
x = 8,456,168,608.22/135,192.94 - Step 6: Final answer
x = 62,548.89
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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.