Finding the Fourth Proportional to 68,654.85, 102,968.28 and 24,283.05
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Solution
The fourth proportional to 68,654.85, 102,968.28 and 24,283.05 is: 36,419.63
Step by Step Solution
- Step 1: Write the proportion equation
68,654.85 : 102,968.28 = 24,283.05 : x - Step 2: Convert to fraction form
68,654.85/102,968.28 = 24,283.05/x - Step 3: Cross multiply
68,654.85x = 102,968.28 × 24,283.05 - Step 4: Simplify right side
68,654.85x = 2,500,383,891.65 - Step 5: Solve for x
x = 2,500,383,891.65/68,654.85 - Step 6: Final answer
x = 36,419.63
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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.