Finding the Fourth Proportional to 194,369.99, 290,896.65 and 119,537.60
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Solution
The fourth proportional to 194,369.99, 290,896.65 and 119,537.60 is: 178,901.52
Step by Step Solution
- Step 1: Write the proportion equation
194,369.99 : 290,896.65 = 119,537.60 : x - Step 2: Convert to fraction form
194,369.99/290,896.65 = 119,537.60/x - Step 3: Cross multiply
194,369.99x = 290,896.65 × 119,537.60 - Step 4: Simplify right side
194,369.99x = 34,773,085,934.56 - Step 5: Solve for x
x = 34,773,085,934.56/194,369.99 - Step 6: Final answer
x = 178,901.52
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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.