Finding the Fourth Proportional to 67,260.47, 100,883.68 and 29,821.19
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Solution
The fourth proportional to 67,260.47, 100,883.68 and 29,821.19 is: 44,728.67
Step by Step Solution
- Step 1: Write the proportion equation
67,260.47 : 100,883.68 = 29,821.19 : x - Step 2: Convert to fraction form
67,260.47/100,883.68 = 29,821.19/x - Step 3: Cross multiply
67,260.47x = 100,883.68 × 29,821.19 - Step 4: Simplify right side
67,260.47x = 3,008,470,810.21 - Step 5: Solve for x
x = 3,008,470,810.21/67,260.47 - Step 6: Final answer
x = 44,728.67
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1.5x scale
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.