Finding the Fourth Proportional to 103,470.63, 155,076.09 and 44,236.68
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Solution
The fourth proportional to 103,470.63, 155,076.09 and 44,236.68 is: 66,299.50
Step by Step Solution
- Step 1: Write the proportion equation
103,470.63 : 155,076.09 = 44,236.68 : x - Step 2: Convert to fraction form
103,470.63/155,076.09 = 44,236.68/x - Step 3: Cross multiply
103,470.63x = 155,076.09 × 44,236.68 - Step 4: Simplify right side
103,470.63x = 6,860,051,368.98 - Step 5: Solve for x
x = 6,860,051,368.98/103,470.63 - Step 6: Final answer
x = 66,299.50
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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.