Finding the Fourth Proportional to 110,907.76, 166,378.92 and 66,524.08
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Solution
The fourth proportional to 110,907.76, 166,378.92 and 66,524.08 is: 99,796.48
Step by Step Solution
- Step 1: Write the proportion equation
110,907.76 : 166,378.92 = 66,524.08 : x - Step 2: Convert to fraction form
110,907.76/166,378.92 = 66,524.08/x - Step 3: Cross multiply
110,907.76x = 166,378.92 × 66,524.08 - Step 4: Simplify right side
110,907.76x = 11,068,204,584.39 - Step 5: Solve for x
x = 11,068,204,584.39/110,907.76 - Step 6: Final answer
x = 99,796.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.