Finding the Fourth Proportional to 67,101.64, 100,651.74 and 27,647.08
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Solution
The fourth proportional to 67,101.64, 100,651.74 and 27,647.08 is: 41,470.32
Step by Step Solution
- Step 1: Write the proportion equation
67,101.64 : 100,651.74 = 27,647.08 : x - Step 2: Convert to fraction form
67,101.64/100,651.74 = 27,647.08/x - Step 3: Cross multiply
67,101.64x = 100,651.74 × 27,647.08 - Step 4: Simplify right side
67,101.64x = 2,782,726,707.92 - Step 5: Solve for x
x = 2,782,726,707.92/67,101.64 - Step 6: Final answer
x = 41,470.32
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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.