Finding the Fourth Proportional to 76,165.92, 114,274.80 and 39,204
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Solution
The fourth proportional to 76,165.92, 114,274.80 and 39,204 is: 58,819.34
Step by Step Solution
- Step 1: Write the proportion equation
76,165.92 : 114,274.80 = 39,204 : x - Step 2: Convert to fraction form
76,165.92/114,274.80 = 39,204/x - Step 3: Cross multiply
76,165.92x = 114,274.80 × 39,204 - Step 4: Simplify right side
76,165.92x = 4,480,029,259.20 - Step 5: Solve for x
x = 4,480,029,259.20/76,165.92 - Step 6: Final answer
x = 58,819.34
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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.