Finding the Fourth Proportional to 69,676.20, 104,482.35 and 22,282.07
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Solution
The fourth proportional to 69,676.20, 104,482.35 and 22,282.07 is: 33,412.88
Step by Step Solution
- Step 1: Write the proportion equation
69,676.20 : 104,482.35 = 22,282.07 : x - Step 2: Convert to fraction form
69,676.20/104,482.35 = 22,282.07/x - Step 3: Cross multiply
69,676.20x = 104,482.35 × 22,282.07 - Step 4: Simplify right side
69,676.20x = 2,328,082,514.05 - Step 5: Solve for x
x = 2,328,082,514.05/69,676.20 - Step 6: Final answer
x = 33,412.88
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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.