Finding the Fourth Proportional to 79,676.19, 119,531.34 and 32,290.74
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Solution
The fourth proportional to 79,676.19, 119,531.34 and 32,290.74 is: 48,443.02
Step by Step Solution
- Step 1: Write the proportion equation
79,676.19 : 119,531.34 = 32,290.74 : x - Step 2: Convert to fraction form
79,676.19/119,531.34 = 32,290.74/x - Step 3: Cross multiply
79,676.19x = 119,531.34 × 32,290.74 - Step 4: Simplify right side
79,676.19x = 3,859,755,421.79 - Step 5: Solve for x
x = 3,859,755,421.79/79,676.19 - Step 6: Final answer
x = 48,443.02
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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.