Finding the Fourth Proportional to 87,844.36, 131,682.36 and 37,173.68
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Solution
The fourth proportional to 87,844.36, 131,682.36 and 37,173.68 is: 55,724.90
Step by Step Solution
- Step 1: Write the proportion equation
87,844.36 : 131,682.36 = 37,173.68 : x - Step 2: Convert to fraction form
87,844.36/131,682.36 = 37,173.68/x - Step 3: Cross multiply
87,844.36x = 131,682.36 × 37,173.68 - Step 4: Simplify right side
87,844.36x = 4,895,118,241.49 - Step 5: Solve for x
x = 4,895,118,241.49/87,844.36 - Step 6: Final answer
x = 55,724.90
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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.