Finding the Fourth Proportional to 80,068.05, 110,491.97 and 44,257.14
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Solution
The fourth proportional to 80,068.05, 110,491.97 and 44,257.14 is: 61,073.78
Step by Step Solution
- Step 1: Write the proportion equation
80,068.05 : 110,491.97 = 44,257.14 : x - Step 2: Convert to fraction form
80,068.05/110,491.97 = 44,257.14/x - Step 3: Cross multiply
80,068.05x = 110,491.97 × 44,257.14 - Step 4: Simplify right side
80,068.05x = 4,890,058,363.88 - Step 5: Solve for x
x = 4,890,058,363.88/80,068.05 - Step 6: Final answer
x = 61,073.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.