Finding the Fourth Proportional to 226,297.32, 339,586.16 and 131,572.08
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Solution
The fourth proportional to 226,297.32, 339,586.16 and 131,572.08 is: 197,439.62
Step by Step Solution
- Step 1: Write the proportion equation
226,297.32 : 339,586.16 = 131,572.08 : x - Step 2: Convert to fraction form
226,297.32/339,586.16 = 131,572.08/x - Step 3: Cross multiply
226,297.32x = 339,586.16 × 131,572.08 - Step 4: Simplify right side
226,297.32x = 44,680,057,410.41 - Step 5: Solve for x
x = 44,680,057,410.41/226,297.32 - Step 6: Final answer
x = 197,439.62
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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.