Finding the Fourth Proportional to 221,584.08, 332,376.64 and 88,475.12
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Solution
The fourth proportional to 221,584.08, 332,376.64 and 88,475.12 is: 132,712.89
Step by Step Solution
- Step 1: Write the proportion equation
221,584.08 : 332,376.64 = 88,475.12 : x - Step 2: Convert to fraction form
221,584.08/332,376.64 = 88,475.12/x - Step 3: Cross multiply
221,584.08x = 332,376.64 × 88,475.12 - Step 4: Simplify right side
221,584.08x = 29,407,063,109.20 - Step 5: Solve for x
x = 29,407,063,109.20/221,584.08 - Step 6: Final answer
x = 132,712.89
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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.