Finding the Fourth Proportional to 98,049.42, 147,030.12 and 27,912.06
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Solution
The fourth proportional to 98,049.42, 147,030.12 and 27,912.06 is: 41,855.56
Step by Step Solution
- Step 1: Write the proportion equation
98,049.42 : 147,030.12 = 27,912.06 : x - Step 2: Convert to fraction form
98,049.42/147,030.12 = 27,912.06/x - Step 3: Cross multiply
98,049.42x = 147,030.12 × 27,912.06 - Step 4: Simplify right side
98,049.42x = 4,103,913,531.25 - Step 5: Solve for x
x = 4,103,913,531.25/98,049.42 - Step 6: Final answer
x = 41,855.56
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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.