Finding the Fourth Proportional to 201,314.53, 301,784.08 and 68,102.09
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Solution
The fourth proportional to 201,314.53, 301,784.08 and 68,102.09 is: 102,089.63
Step by Step Solution
- Step 1: Write the proportion equation
201,314.53 : 301,784.08 = 68,102.09 : x - Step 2: Convert to fraction form
201,314.53/301,784.08 = 68,102.09/x - Step 3: Cross multiply
201,314.53x = 301,784.08 × 68,102.09 - Step 4: Simplify right side
201,314.53x = 20,552,126,576.73 - Step 5: Solve for x
x = 20,552,126,576.73/201,314.53 - Step 6: Final answer
x = 102,089.63
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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.