Finding the Fourth Proportional to 71,556.17, 107,383.47 and 24,809.05
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Solution
The fourth proportional to 71,556.17, 107,383.47 and 24,809.05 is: 37,230.63
Step by Step Solution
- Step 1: Write the proportion equation
71,556.17 : 107,383.47 = 24,809.05 : x - Step 2: Convert to fraction form
71,556.17/107,383.47 = 24,809.05/x - Step 3: Cross multiply
71,556.17x = 107,383.47 × 24,809.05 - Step 4: Simplify right side
71,556.17x = 2,664,081,215.44 - Step 5: Solve for x
x = 2,664,081,215.44/71,556.17 - Step 6: Final answer
x = 37,230.63
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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.