Finding the Fourth Proportional to 110,961.44, 166,466.80 and 32,069.70
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Solution
The fourth proportional to 110,961.44, 166,466.80 and 32,069.70 is: 48,111.67
Step by Step Solution
- Step 1: Write the proportion equation
110,961.44 : 166,466.80 = 32,069.70 : x - Step 2: Convert to fraction form
110,961.44/166,466.80 = 32,069.70/x - Step 3: Cross multiply
110,961.44x = 166,466.80 × 32,069.70 - Step 4: Simplify right side
110,961.44x = 5,338,540,335.96 - Step 5: Solve for x
x = 5,338,540,335.96/110,961.44 - Step 6: Final answer
x = 48,111.67
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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.