Finding the Fourth Proportional to 135,106.26, 202,549.97 and 56,279.49
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Solution
The fourth proportional to 135,106.26, 202,549.97 and 56,279.49 is: 84,373.65
Step by Step Solution
- Step 1: Write the proportion equation
135,106.26 : 202,549.97 = 56,279.49 : x - Step 2: Convert to fraction form
135,106.26/202,549.97 = 56,279.49/x - Step 3: Cross multiply
135,106.26x = 202,549.97 × 56,279.49 - Step 4: Simplify right side
135,106.26x = 11,399,408,729.72 - Step 5: Solve for x
x = 11,399,408,729.72/135,106.26 - Step 6: Final answer
x = 84,373.65
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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.