Finding the Fourth Proportional to 175,563.72, 263,190.06 and 131,136.84
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Solution
The fourth proportional to 175,563.72, 263,190.06 and 131,136.84 is: 196,589.09
Step by Step Solution
- Step 1: Write the proportion equation
175,563.72 : 263,190.06 = 131,136.84 : x - Step 2: Convert to fraction form
175,563.72/263,190.06 = 131,136.84/x - Step 3: Cross multiply
175,563.72x = 263,190.06 × 131,136.84 - Step 4: Simplify right side
175,563.72x = 34,513,912,787.81 - Step 5: Solve for x
x = 34,513,912,787.81/175,563.72 - Step 6: Final answer
x = 196,589.09
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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.