Finding the Fourth Proportional to 115,745.44, 173,624.93 and 44,668.45
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Solution
The fourth proportional to 115,745.44, 173,624.93 and 44,668.45 is: 67,005.28
Step by Step Solution
- Step 1: Write the proportion equation
115,745.44 : 173,624.93 = 44,668.45 : x - Step 2: Convert to fraction form
115,745.44/173,624.93 = 44,668.45/x - Step 3: Cross multiply
115,745.44x = 173,624.93 × 44,668.45 - Step 4: Simplify right side
115,745.44x = 7,755,555,748.00 - Step 5: Solve for x
x = 7,755,555,748.00/115,745.44 - Step 6: Final answer
x = 67,005.28
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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.