Finding the Fourth Proportional to 221,708.24, 332,611.60 and 63,924.40
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Solution
The fourth proportional to 221,708.24, 332,611.60 and 63,924.40 is: 95,900.80
Step by Step Solution
- Step 1: Write the proportion equation
221,708.24 : 332,611.60 = 63,924.40 : x - Step 2: Convert to fraction form
221,708.24/332,611.60 = 63,924.40/x - Step 3: Cross multiply
221,708.24x = 332,611.60 × 63,924.40 - Step 4: Simplify right side
221,708.24x = 21,261,996,963.04 - Step 5: Solve for x
x = 21,261,996,963.04/221,708.24 - Step 6: Final answer
x = 95,900.80
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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.