Finding the Fourth Proportional to 248,693.11, 343,353.26 and 176,249.63
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Solution
The fourth proportional to 248,693.11, 343,353.26 and 176,249.63 is: 243,335.60
Step by Step Solution
- Step 1: Write the proportion equation
248,693.11 : 343,353.26 = 176,249.63 : x - Step 2: Convert to fraction form
248,693.11/343,353.26 = 176,249.63/x - Step 3: Cross multiply
248,693.11x = 343,353.26 × 176,249.63 - Step 4: Simplify right side
248,693.11x = 60,515,886,333.30 - Step 5: Solve for x
x = 60,515,886,333.30/248,693.11 - Step 6: Final answer
x = 243,335.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.