Finding the Fourth Proportional to 221,464.70, 332,143.05 and 63,676.70
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Solution
The fourth proportional to 221,464.70, 332,143.05 and 63,676.70 is: 95,499.52
Step by Step Solution
- Step 1: Write the proportion equation
221,464.70 : 332,143.05 = 63,676.70 : x - Step 2: Convert to fraction form
221,464.70/332,143.05 = 63,676.70/x - Step 3: Cross multiply
221,464.70x = 332,143.05 × 63,676.70 - Step 4: Simplify right side
221,464.70x = 21,149,773,351.94 - Step 5: Solve for x
x = 21,149,773,351.94/221,464.70 - Step 6: Final answer
x = 95,499.52
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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.