Finding the Fourth Proportional to 68,285.97, 102,475.26 and 23,913.09
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Solution
The fourth proportional to 68,285.97, 102,475.26 and 23,913.09 is: 35,885.85
Step by Step Solution
- Step 1: Write the proportion equation
68,285.97 : 102,475.26 = 23,913.09 : x - Step 2: Convert to fraction form
68,285.97/102,475.26 = 23,913.09/x - Step 3: Cross multiply
68,285.97x = 102,475.26 × 23,913.09 - Step 4: Simplify right side
68,285.97x = 2,450,500,115.15 - Step 5: Solve for x
x = 2,450,500,115.15/68,285.97 - Step 6: Final answer
x = 35,885.85
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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.