Finding the Fourth Proportional to 248,694.36, 373,151.70 and 130,337.43
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Solution
The fourth proportional to 248,694.36, 373,151.70 and 130,337.43 is: 195,563.88
Step by Step Solution
- Step 1: Write the proportion equation
248,694.36 : 373,151.70 = 130,337.43 : x - Step 2: Convert to fraction form
248,694.36/373,151.70 = 130,337.43/x - Step 3: Cross multiply
248,694.36x = 373,151.70 × 130,337.43 - Step 4: Simplify right side
248,694.36x = 48,635,633,578.13 - Step 5: Solve for x
x = 48,635,633,578.13/248,694.36 - Step 6: Final answer
x = 195,563.88
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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.