Finding the Fourth Proportional to 68,094.44, 102,141.70 and 18,174.74
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Solution
The fourth proportional to 68,094.44, 102,141.70 and 18,174.74 is: 27,262.12
Step by Step Solution
- Step 1: Write the proportion equation
68,094.44 : 102,141.70 = 18,174.74 : x - Step 2: Convert to fraction form
68,094.44/102,141.70 = 18,174.74/x - Step 3: Cross multiply
68,094.44x = 102,141.70 × 18,174.74 - Step 4: Simplify right side
68,094.44x = 1,856,398,840.66 - Step 5: Solve for x
x = 1,856,398,840.66/68,094.44 - Step 6: Final answer
x = 27,262.12
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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.