Finding the Fourth Proportional to 221,722.70, 332,551.65 and 63,934.70
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Solution
The fourth proportional to 221,722.70, 332,551.65 and 63,934.70 is: 95,892.71
Step by Step Solution
- Step 1: Write the proportion equation
221,722.70 : 332,551.65 = 63,934.70 : x - Step 2: Convert to fraction form
221,722.70/332,551.65 = 63,934.70/x - Step 3: Cross multiply
221,722.70x = 332,551.65 × 63,934.70 - Step 4: Simplify right side
221,722.70x = 21,261,589,977.26 - Step 5: Solve for x
x = 21,261,589,977.26/221,722.70 - Step 6: Final answer
x = 95,892.71
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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.