Finding the Fourth Proportional to 254,101.68, 381,207.56 and 76,593.84
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Solution
The fourth proportional to 254,101.68, 381,207.56 and 76,593.84 is: 114,907.35
Step by Step Solution
- Step 1: Write the proportion equation
254,101.68 : 381,207.56 = 76,593.84 : x - Step 2: Convert to fraction form
254,101.68/381,207.56 = 76,593.84/x - Step 3: Cross multiply
254,101.68x = 381,207.56 × 76,593.84 - Step 4: Simplify right side
254,101.68x = 29,198,150,857.43 - Step 5: Solve for x
x = 29,198,150,857.43/254,101.68 - Step 6: Final answer
x = 114,907.35
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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.