Finding the Fourth Proportional to 194,331.21, 290,838.43 and 119,498.75
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Solution
The fourth proportional to 194,331.21, 290,838.43 and 119,498.75 is: 178,843.27
Step by Step Solution
- Step 1: Write the proportion equation
194,331.21 : 290,838.43 = 119,498.75 : x - Step 2: Convert to fraction form
194,331.21/290,838.43 = 119,498.75/x - Step 3: Cross multiply
194,331.21x = 290,838.43 × 119,498.75 - Step 4: Simplify right side
194,331.21x = 34,754,829,265.31 - Step 5: Solve for x
x = 34,754,829,265.31/194,331.21 - Step 6: Final answer
x = 178,843.27
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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.