Finding the Fourth Proportional to 194,407.58, 290,952.99 and 119,575.12
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Solution
The fourth proportional to 194,407.58, 290,952.99 and 119,575.12 is: 178,957.73
Step by Step Solution
- Step 1: Write the proportion equation
194,407.58 : 290,952.99 = 119,575.12 : x - Step 2: Convert to fraction form
194,407.58/290,952.99 = 119,575.12/x - Step 3: Cross multiply
194,407.58x = 290,952.99 × 119,575.12 - Step 4: Simplify right side
194,407.58x = 34,790,738,693.61 - Step 5: Solve for x
x = 34,790,738,693.61/194,407.58 - Step 6: Final answer
x = 178,957.73
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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.