Finding the Fourth Proportional to 248,029.43, 372,035.84 and 107,788.05
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Solution
The fourth proportional to 248,029.43, 372,035.84 and 107,788.05 is: 161,678.47
Step by Step Solution
- Step 1: Write the proportion equation
248,029.43 : 372,035.84 = 107,788.05 : x - Step 2: Convert to fraction form
248,029.43/372,035.84 = 107,788.05/x - Step 3: Cross multiply
248,029.43x = 372,035.84 × 107,788.05 - Step 4: Simplify right side
248,029.43x = 40,101,017,184.77 - Step 5: Solve for x
x = 40,101,017,184.77/248,029.43 - Step 6: Final answer
x = 161,678.47
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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.