Finding the Fourth Proportional to 178,137.38, 245,832.36 and 97,563.44
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Solution
The fourth proportional to 178,137.38, 245,832.36 and 97,563.44 is: 134,639.07
Step by Step Solution
- Step 1: Write the proportion equation
178,137.38 : 245,832.36 = 97,563.44 : x - Step 2: Convert to fraction form
178,137.38/245,832.36 = 97,563.44/x - Step 3: Cross multiply
178,137.38x = 245,832.36 × 97,563.44 - Step 4: Simplify right side
178,137.38x = 23,984,250,704.92 - Step 5: Solve for x
x = 23,984,250,704.92/178,137.38 - Step 6: Final answer
x = 134,639.07
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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.