Finding the Fourth Proportional to 135,058.48, 202,714.84 and 68,546.34
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Solution
The fourth proportional to 135,058.48, 202,714.84 and 68,546.34 is: 102,884.03
Step by Step Solution
- Step 1: Write the proportion equation
135,058.48 : 202,714.84 = 68,546.34 : x - Step 2: Convert to fraction form
135,058.48/202,714.84 = 68,546.34/x - Step 3: Cross multiply
135,058.48x = 202,714.84 × 68,546.34 - Step 4: Simplify right side
135,058.48x = 13,895,361,191.55 - Step 5: Solve for x
x = 13,895,361,191.55/135,058.48 - Step 6: Final answer
x = 102,884.03
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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.