Finding the Fourth Proportional to 268,524.94, 402,757.31 and 68,850.02
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Solution
The fourth proportional to 268,524.94, 402,757.31 and 68,850.02 is: 103,267.31
Step by Step Solution
- Step 1: Write the proportion equation
268,524.94 : 402,757.31 = 68,850.02 : x - Step 2: Convert to fraction form
268,524.94/402,757.31 = 68,850.02/x - Step 3: Cross multiply
268,524.94x = 402,757.31 × 68,850.02 - Step 4: Simplify right side
268,524.94x = 27,729,847,762.15 - Step 5: Solve for x
x = 27,729,847,762.15/268,524.94 - Step 6: Final answer
x = 103,267.31
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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.