Finding the Fourth Proportional to 187,471.44, 281,272.77 and 54,359.68
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Solution
The fourth proportional to 187,471.44, 281,272.77 and 54,359.68 is: 81,558.55
Step by Step Solution
- Step 1: Write the proportion equation
187,471.44 : 281,272.77 = 54,359.68 : x - Step 2: Convert to fraction form
187,471.44/281,272.77 = 54,359.68/x - Step 3: Cross multiply
187,471.44x = 281,272.77 × 54,359.68 - Step 4: Simplify right side
187,471.44x = 15,289,897,769.91 - Step 5: Solve for x
x = 15,289,897,769.91/187,471.44 - Step 6: Final answer
x = 81,558.55
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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.