Finding the Fourth Proportional to 68,059.44, 101,948.72 and 39,893.96
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Solution
The fourth proportional to 68,059.44, 101,948.72 and 39,893.96 is: 59,758.62
Step by Step Solution
- Step 1: Write the proportion equation
68,059.44 : 101,948.72 = 39,893.96 : x - Step 2: Convert to fraction form
68,059.44/101,948.72 = 39,893.96/x - Step 3: Cross multiply
68,059.44x = 101,948.72 × 39,893.96 - Step 4: Simplify right side
68,059.44x = 4,067,138,213.13 - Step 5: Solve for x
x = 4,067,138,213.13/68,059.44 - Step 6: Final answer
x = 59,758.62
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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.