Finding the Fourth Proportional to 178,414.97, 246,190.02 and 97,821.29
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Solution
The fourth proportional to 178,414.97, 246,190.02 and 97,821.29 is: 134,980.96
Step by Step Solution
- Step 1: Write the proportion equation
178,414.97 : 246,190.02 = 97,821.29 : x - Step 2: Convert to fraction form
178,414.97/246,190.02 = 97,821.29/x - Step 3: Cross multiply
178,414.97x = 246,190.02 × 97,821.29 - Step 4: Simplify right side
178,414.97x = 24,082,624,110.58 - Step 5: Solve for x
x = 24,082,624,110.58/178,414.97 - Step 6: Final answer
x = 134,980.96
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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.