Finding the Fourth Proportional to 231,749.97, 347,344.26 and 98,349.99
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Solution
The fourth proportional to 231,749.97, 347,344.26 and 98,349.99 is: 147,405.86
Step by Step Solution
- Step 1: Write the proportion equation
231,749.97 : 347,344.26 = 98,349.99 : x - Step 2: Convert to fraction form
231,749.97/347,344.26 = 98,349.99/x - Step 3: Cross multiply
231,749.97x = 347,344.26 × 98,349.99 - Step 4: Simplify right side
231,749.97x = 34,161,304,497.56 - Step 5: Solve for x
x = 34,161,304,497.56/231,749.97 - Step 6: Final answer
x = 147,405.86
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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.