Finding the Fourth Proportional to 66,701.28, 100,014.99 and 27,286.08
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Solution
The fourth proportional to 66,701.28, 100,014.99 and 27,286.08 is: 40,914.01
Step by Step Solution
- Step 1: Write the proportion equation
66,701.28 : 100,014.99 = 27,286.08 : x - Step 2: Convert to fraction form
66,701.28/100,014.99 = 27,286.08/x - Step 3: Cross multiply
66,701.28x = 100,014.99 × 27,286.08 - Step 4: Simplify right side
66,701.28x = 2,729,017,018.34 - Step 5: Solve for x
x = 2,729,017,018.34/66,701.28 - Step 6: Final answer
x = 40,914.01
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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.