Finding the Fourth Proportional to 254,606.56, 381,910.68 and 94,717.55
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Solution
The fourth proportional to 254,606.56, 381,910.68 and 94,717.55 is: 142,076.64
Step by Step Solution
- Step 1: Write the proportion equation
254,606.56 : 381,910.68 = 94,717.55 : x - Step 2: Convert to fraction form
254,606.56/381,910.68 = 94,717.55/x - Step 3: Cross multiply
254,606.56x = 381,910.68 × 94,717.55 - Step 4: Simplify right side
254,606.56x = 36,173,644,883.21 - Step 5: Solve for x
x = 36,173,644,883.21/254,606.56 - Step 6: Final answer
x = 142,076.64
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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.