Finding the Fourth Proportional to 71,170.45, 106,793.74 and 46,204.63
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Solution
The fourth proportional to 71,170.45, 106,793.74 and 46,204.63 is: 69,331.66
Step by Step Solution
- Step 1: Write the proportion equation
71,170.45 : 106,793.74 = 46,204.63 : x - Step 2: Convert to fraction form
71,170.45/106,793.74 = 46,204.63/x - Step 3: Cross multiply
71,170.45x = 106,793.74 × 46,204.63 - Step 4: Simplify right side
71,170.45x = 4,934,365,033.79 - Step 5: Solve for x
x = 4,934,365,033.79/71,170.45 - Step 6: Final answer
x = 69,331.66
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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.