Finding the Fourth Proportional to 178,814.69, 246,768.62 and 98,247.44
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Solution
The fourth proportional to 178,814.69, 246,768.62 and 98,247.44 is: 135,583.85
Step by Step Solution
- Step 1: Write the proportion equation
178,814.69 : 246,768.62 = 98,247.44 : x - Step 2: Convert to fraction form
178,814.69/246,768.62 = 98,247.44/x - Step 3: Cross multiply
178,814.69x = 246,768.62 × 98,247.44 - Step 4: Simplify right side
178,814.69x = 24,244,383,462.25 - Step 5: Solve for x
x = 24,244,383,462.25/178,814.69 - Step 6: Final answer
x = 135,583.85
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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.