Finding the Fourth Proportional to 95,456.62, 131,722.43 and 55,172.99
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Solution
The fourth proportional to 95,456.62, 131,722.43 and 55,172.99 is: 76,134.27
Step by Step Solution
- Step 1: Write the proportion equation
95,456.62 : 131,722.43 = 55,172.99 : x - Step 2: Convert to fraction form
95,456.62/131,722.43 = 55,172.99/x - Step 3: Cross multiply
95,456.62x = 131,722.43 × 55,172.99 - Step 4: Simplify right side
95,456.62x = 7,267,519,872.65 - Step 5: Solve for x
x = 7,267,519,872.65/95,456.62 - Step 6: Final answer
x = 76,134.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.