Finding the Fourth Proportional to 89,850.91, 134,762.08 and 29,874.39
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Solution
The fourth proportional to 89,850.91, 134,762.08 and 29,874.39 is: 44,806.84
Step by Step Solution
- Step 1: Write the proportion equation
89,850.91 : 134,762.08 = 29,874.39 : x - Step 2: Convert to fraction form
89,850.91/134,762.08 = 29,874.39/x - Step 3: Cross multiply
89,850.91x = 134,762.08 × 29,874.39 - Step 4: Simplify right side
89,850.91x = 4,025,934,935.13 - Step 5: Solve for x
x = 4,025,934,935.13/89,850.91 - Step 6: Final answer
x = 44,806.84
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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.