Finding the Fourth Proportional to 79,619.10, 119,394.09 and 24,202.14
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Solution
The fourth proportional to 79,619.10, 119,394.09 and 24,202.14 is: 36,292.70
Step by Step Solution
- Step 1: Write the proportion equation
79,619.10 : 119,394.09 = 24,202.14 : x - Step 2: Convert to fraction form
79,619.10/119,394.09 = 24,202.14/x - Step 3: Cross multiply
79,619.10x = 119,394.09 × 24,202.14 - Step 4: Simplify right side
79,619.10x = 2,889,592,481.35 - Step 5: Solve for x
x = 2,889,592,481.35/79,619.10 - Step 6: Final answer
x = 36,292.70
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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.