Finding the Fourth Proportional to 71,156.44, 106,487.08 and 44,126.15
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Solution
The fourth proportional to 71,156.44, 106,487.08 and 44,126.15 is: 66,035.69
Step by Step Solution
- Step 1: Write the proportion equation
71,156.44 : 106,487.08 = 44,126.15 : x - Step 2: Convert to fraction form
71,156.44/106,487.08 = 44,126.15/x - Step 3: Cross multiply
71,156.44x = 106,487.08 × 44,126.15 - Step 4: Simplify right side
71,156.44x = 4,698,864,865.14 - Step 5: Solve for x
x = 4,698,864,865.14/71,156.44 - Step 6: Final answer
x = 66,035.69
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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.