Finding the Fourth Proportional to 231,593.09, 347,422.84 and 71,683.07
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Solution
The fourth proportional to 231,593.09, 347,422.84 and 71,683.07 is: 107,534.88
Step by Step Solution
- Step 1: Write the proportion equation
231,593.09 : 347,422.84 = 71,683.07 : x - Step 2: Convert to fraction form
231,593.09/347,422.84 = 71,683.07/x - Step 3: Cross multiply
231,593.09x = 347,422.84 × 71,683.07 - Step 4: Simplify right side
231,593.09x = 24,904,335,211.25 - Step 5: Solve for x
x = 24,904,335,211.25/231,593.09 - Step 6: Final answer
x = 107,534.88
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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.