Finding the Fourth Proportional to 216,260.22, 324,149.49 and 89,830.02
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Solution
The fourth proportional to 216,260.22, 324,149.49 and 89,830.02 is: 134,644.99
Step by Step Solution
- Step 1: Write the proportion equation
216,260.22 : 324,149.49 = 89,830.02 : x - Step 2: Convert to fraction form
216,260.22/324,149.49 = 89,830.02/x - Step 3: Cross multiply
216,260.22x = 324,149.49 × 89,830.02 - Step 4: Simplify right side
216,260.22x = 29,118,355,169.69 - Step 5: Solve for x
x = 29,118,355,169.69/216,260.22 - Step 6: Final answer
x = 134,644.99
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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.