Finding the Fourth Proportional to 187,504.56, 281,302.44 and 54,381.84
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Solution
The fourth proportional to 187,504.56, 281,302.44 and 54,381.84 is: 81,585.99
Step by Step Solution
- Step 1: Write the proportion equation
187,504.56 : 281,302.44 = 54,381.84 : x - Step 2: Convert to fraction form
187,504.56/281,302.44 = 54,381.84/x - Step 3: Cross multiply
187,504.56x = 281,302.44 × 54,381.84 - Step 4: Simplify right side
187,504.56x = 15,297,744,283.69 - Step 5: Solve for x
x = 15,297,744,283.69/187,504.56 - Step 6: Final answer
x = 81,585.99
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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.