Finding the Fourth Proportional to 194,335.74, 290,845.17 and 119,503.26
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Solution
The fourth proportional to 194,335.74, 290,845.17 and 119,503.26 is: 178,849.99
Step by Step Solution
- Step 1: Write the proportion equation
194,335.74 : 290,845.17 = 119,503.26 : x - Step 2: Convert to fraction form
194,335.74/290,845.17 = 119,503.26/x - Step 3: Cross multiply
194,335.74x = 290,845.17 × 119,503.26 - Step 4: Simplify right side
194,335.74x = 34,756,945,970.25 - Step 5: Solve for x
x = 34,756,945,970.25/194,335.74 - Step 6: Final answer
x = 178,849.99
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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.