Finding the Fourth Proportional to 89,629.50, 134,444.25 and 27,300
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Solution
The fourth proportional to 89,629.50, 134,444.25 and 27,300 is: 40,950
Step by Step Solution
- Step 1: Write the proportion equation
89,629.50 : 134,444.25 = 27,300 : x - Step 2: Convert to fraction form
89,629.50/134,444.25 = 27,300/x - Step 3: Cross multiply
89,629.50x = 134,444.25 × 27,300 - Step 4: Simplify right side
89,629.50x = 3,670,328,025 - Step 5: Solve for x
x = 3,670,328,025/89,629.50 - Step 6: Final answer
x = 40,950
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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.