Finding the Fourth Proportional to 191,028.53, 263,537.60 and 119,283.99
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Solution
The fourth proportional to 191,028.53, 263,537.60 and 119,283.99 is: 164,560.85
Step by Step Solution
- Step 1: Write the proportion equation
191,028.53 : 263,537.60 = 119,283.99 : x - Step 2: Convert to fraction form
191,028.53/263,537.60 = 119,283.99/x - Step 3: Cross multiply
191,028.53x = 263,537.60 × 119,283.99 - Step 4: Simplify right side
191,028.53x = 31,435,815,846.60 - Step 5: Solve for x
x = 31,435,815,846.60/191,028.53 - Step 6: Final answer
x = 164,560.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.