Finding the Fourth Proportional to 221,464.80, 332,036.28 and 88,305.12
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Solution
The fourth proportional to 221,464.80, 332,036.28 and 88,305.12 is: 132,393.52
Step by Step Solution
- Step 1: Write the proportion equation
221,464.80 : 332,036.28 = 88,305.12 : x - Step 2: Convert to fraction form
221,464.80/332,036.28 = 88,305.12/x - Step 3: Cross multiply
221,464.80x = 332,036.28 × 88,305.12 - Step 4: Simplify right side
221,464.80x = 29,320,503,549.75 - Step 5: Solve for x
x = 29,320,503,549.75/221,464.80 - Step 6: Final answer
x = 132,393.52
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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.