Finding the Fourth Proportional to 221,828.76, 332,874.18 and 116,655.84
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Solution
The fourth proportional to 221,828.76, 332,874.18 and 116,655.84 is: 175,052.67
Step by Step Solution
- Step 1: Write the proportion equation
221,828.76 : 332,874.18 = 116,655.84 : x - Step 2: Convert to fraction form
221,828.76/332,874.18 = 116,655.84/x - Step 3: Cross multiply
221,828.76x = 332,874.18 × 116,655.84 - Step 4: Simplify right side
221,828.76x = 38,831,717,082.21 - Step 5: Solve for x
x = 38,831,717,082.21/221,828.76 - Step 6: Final answer
x = 175,052.67
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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.