Finding the Fourth Proportional to 73,738.60, 110,615.09 and 29,354.99
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Solution
The fourth proportional to 73,738.60, 110,615.09 and 29,354.99 is: 44,035.34
Step by Step Solution
- Step 1: Write the proportion equation
73,738.60 : 110,615.09 = 29,354.99 : x - Step 2: Convert to fraction form
73,738.60/110,615.09 = 29,354.99/x - Step 3: Cross multiply
73,738.60x = 110,615.09 × 29,354.99 - Step 4: Simplify right side
73,738.60x = 3,247,104,160.95 - Step 5: Solve for x
x = 3,247,104,160.95/73,738.60 - Step 6: Final answer
x = 44,035.34
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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.