Finding the Fourth Proportional to 71,191.24, 106,800.30 and 29,642.44
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Solution
The fourth proportional to 71,191.24, 106,800.30 and 29,642.44 is: 44,469.26
Step by Step Solution
- Step 1: Write the proportion equation
71,191.24 : 106,800.30 = 29,642.44 : x - Step 2: Convert to fraction form
71,191.24/106,800.30 = 29,642.44/x - Step 3: Cross multiply
71,191.24x = 106,800.30 × 29,642.44 - Step 4: Simplify right side
71,191.24x = 3,165,821,484.73 - Step 5: Solve for x
x = 3,165,821,484.73/71,191.24 - Step 6: Final answer
x = 44,469.26
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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.