Finding the Fourth Proportional to 102,442.44, 153,663.12 and 27,556.49
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Solution
The fourth proportional to 102,442.44, 153,663.12 and 27,556.49 is: 41,334.59
Step by Step Solution
- Step 1: Write the proportion equation
102,442.44 : 153,663.12 = 27,556.49 : x - Step 2: Convert to fraction form
102,442.44/153,663.12 = 27,556.49/x - Step 3: Cross multiply
102,442.44x = 153,663.12 × 27,556.49 - Step 4: Simplify right side
102,442.44x = 4,234,416,229.65 - Step 5: Solve for x
x = 4,234,416,229.65/102,442.44 - Step 6: Final answer
x = 41,334.59
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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.