Finding the Fourth Proportional to 144,722.76, 217,115.33 and 44,880.95
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Solution
The fourth proportional to 144,722.76, 217,115.33 and 44,880.95 is: 67,331.09
Step by Step Solution
- Step 1: Write the proportion equation
144,722.76 : 217,115.33 = 44,880.95 : x - Step 2: Convert to fraction form
144,722.76/217,115.33 = 44,880.95/x - Step 3: Cross multiply
144,722.76x = 217,115.33 × 44,880.95 - Step 4: Simplify right side
144,722.76x = 9,744,340,959.98 - Step 5: Solve for x
x = 9,744,340,959.98/144,722.76 - Step 6: Final answer
x = 67,331.09
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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.