Finding the Fourth Proportional to 76,949.58, 115,336.88 and 32,548.62
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Solution
The fourth proportional to 76,949.58, 115,336.88 and 32,548.62 is: 48,785.92
Step by Step Solution
- Step 1: Write the proportion equation
76,949.58 : 115,336.88 = 32,548.62 : x - Step 2: Convert to fraction form
76,949.58/115,336.88 = 32,548.62/x - Step 3: Cross multiply
76,949.58x = 115,336.88 × 32,548.62 - Step 4: Simplify right side
76,949.58x = 3,754,056,279.11 - Step 5: Solve for x
x = 3,754,056,279.11/76,949.58 - Step 6: Final answer
x = 48,785.92
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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.