Finding the Fourth Proportional to 66,738.42, 100,116.44 and 24,648.09
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Solution
The fourth proportional to 66,738.42, 100,116.44 and 24,648.09 is: 36,975.39
Step by Step Solution
- Step 1: Write the proportion equation
66,738.42 : 100,116.44 = 24,648.09 : x - Step 2: Convert to fraction form
66,738.42/100,116.44 = 24,648.09/x - Step 3: Cross multiply
66,738.42x = 100,116.44 × 24,648.09 - Step 4: Simplify right side
66,738.42x = 2,467,679,023.60 - Step 5: Solve for x
x = 2,467,679,023.60/66,738.42 - Step 6: Final answer
x = 36,975.39
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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.