Finding the Fourth Proportional to 248,211.59, 372,058.16 and 121,676.63
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Solution
The fourth proportional to 248,211.59, 372,058.16 and 121,676.63 is: 182,387.86
Step by Step Solution
- Step 1: Write the proportion equation
248,211.59 : 372,058.16 = 121,676.63 : x - Step 2: Convert to fraction form
248,211.59/372,058.16 = 121,676.63/x - Step 3: Cross multiply
248,211.59x = 372,058.16 × 121,676.63 - Step 4: Simplify right side
248,211.59x = 45,270,780,604.13 - Step 5: Solve for x
x = 45,270,780,604.13/248,211.59 - Step 6: Final answer
x = 182,387.86
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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.