Finding the Fourth Proportional to 146,880.63, 202,692.60 and 83,217.06
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Solution
The fourth proportional to 146,880.63, 202,692.60 and 83,217.06 is: 114,838.03
Step by Step Solution
- Step 1: Write the proportion equation
146,880.63 : 202,692.60 = 83,217.06 : x - Step 2: Convert to fraction form
146,880.63/202,692.60 = 83,217.06/x - Step 3: Cross multiply
146,880.63x = 202,692.60 × 83,217.06 - Step 4: Simplify right side
146,880.63x = 16,867,482,255.76 - Step 5: Solve for x
x = 16,867,482,255.76/146,880.63 - Step 6: Final answer
x = 114,838.03
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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.