Finding the Fourth Proportional to 203,890.44, 305,835.66 and 63,661.08
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Solution
The fourth proportional to 203,890.44, 305,835.66 and 63,661.08 is: 95,491.62
Step by Step Solution
- Step 1: Write the proportion equation
203,890.44 : 305,835.66 = 63,661.08 : x - Step 2: Convert to fraction form
203,890.44/305,835.66 = 63,661.08/x - Step 3: Cross multiply
203,890.44x = 305,835.66 × 63,661.08 - Step 4: Simplify right side
203,890.44x = 19,469,828,418.11 - Step 5: Solve for x
x = 19,469,828,418.11/203,890.44 - Step 6: Final answer
x = 95,491.62
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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.