Finding the Fourth Proportional to 79,836.04, 119,800.74 and 44,327.28
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Solution
The fourth proportional to 79,836.04, 119,800.74 and 44,327.28 is: 66,516.84
Step by Step Solution
- Step 1: Write the proportion equation
79,836.04 : 119,800.74 = 44,327.28 : x - Step 2: Convert to fraction form
79,836.04/119,800.74 = 44,327.28/x - Step 3: Cross multiply
79,836.04x = 119,800.74 × 44,327.28 - Step 4: Simplify right side
79,836.04x = 5,310,440,946.19 - Step 5: Solve for x
x = 5,310,440,946.19/79,836.04 - Step 6: Final answer
x = 66,516.84
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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.