Finding the Fourth Proportional to 98,840.75, 148,244.45 and 27,747.08
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Solution
The fourth proportional to 98,840.75, 148,244.45 and 27,747.08 is: 41,615.94
Step by Step Solution
- Step 1: Write the proportion equation
98,840.75 : 148,244.45 = 27,747.08 : x - Step 2: Convert to fraction form
98,840.75/148,244.45 = 27,747.08/x - Step 3: Cross multiply
98,840.75x = 148,244.45 × 27,747.08 - Step 4: Simplify right side
98,840.75x = 4,113,350,474.97 - Step 5: Solve for x
x = 4,113,350,474.97/98,840.75 - Step 6: Final answer
x = 41,615.94
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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.