Finding the Fourth Proportional to 194,370.99, 290,898.15 and 119,538.60
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Solution
The fourth proportional to 194,370.99, 290,898.15 and 119,538.60 is: 178,903.02
Step by Step Solution
- Step 1: Write the proportion equation
194,370.99 : 290,898.15 = 119,538.60 : x - Step 2: Convert to fraction form
194,370.99/290,898.15 = 119,538.60/x - Step 3: Cross multiply
194,370.99x = 290,898.15 × 119,538.60 - Step 4: Simplify right side
194,370.99x = 34,773,557,593.59 - Step 5: Solve for x
x = 34,773,557,593.59/194,370.99 - Step 6: Final answer
x = 178,903.02
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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.