Finding the Fourth Proportional to 115,783.44, 173,668.48 and 44,692.18
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Solution
The fourth proportional to 115,783.44, 173,668.48 and 44,692.18 is: 67,035.69
Step by Step Solution
- Step 1: Write the proportion equation
115,783.44 : 173,668.48 = 44,692.18 : x - Step 2: Convert to fraction form
115,783.44/173,668.48 = 44,692.18/x - Step 3: Cross multiply
115,783.44x = 173,668.48 × 44,692.18 - Step 4: Simplify right side
115,783.44x = 7,761,622,968.49 - Step 5: Solve for x
x = 7,761,622,968.49/115,783.44 - Step 6: Final answer
x = 67,035.69
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1.5x scale
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.