Finding the Fourth Proportional to 193,046.76, 289,464.89 and 58,091.09
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Solution
The fourth proportional to 193,046.76, 289,464.89 and 58,091.09 is: 87,104.95
Step by Step Solution
- Step 1: Write the proportion equation
193,046.76 : 289,464.89 = 58,091.09 : x - Step 2: Convert to fraction form
193,046.76/289,464.89 = 58,091.09/x - Step 3: Cross multiply
193,046.76x = 289,464.89 × 58,091.09 - Step 4: Simplify right side
193,046.76x = 16,815,329,239.05 - Step 5: Solve for x
x = 16,815,329,239.05/193,046.76 - Step 6: Final answer
x = 87,104.95
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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.