Finding the Fourth Proportional to 254,650.20, 381,988.26 and 94,690.68
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Solution
The fourth proportional to 254,650.20, 381,988.26 and 94,690.68 is: 142,040.84
Step by Step Solution
- Step 1: Write the proportion equation
254,650.20 : 381,988.26 = 94,690.68 : x - Step 2: Convert to fraction form
254,650.20/381,988.26 = 94,690.68/x - Step 3: Cross multiply
254,650.20x = 381,988.26 × 94,690.68 - Step 4: Simplify right side
254,650.20x = 36,170,728,091.42 - Step 5: Solve for x
x = 36,170,728,091.42/254,650.20 - Step 6: Final answer
x = 142,040.84
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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.