Finding the Fourth Proportional to 96,231.21, 144,365.04 and 43,644.84
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Solution
The fourth proportional to 96,231.21, 144,365.04 and 43,644.84 is: 65,475.53
Step by Step Solution
- Step 1: Write the proportion equation
96,231.21 : 144,365.04 = 43,644.84 : x - Step 2: Convert to fraction form
96,231.21/144,365.04 = 43,644.84/x - Step 3: Cross multiply
96,231.21x = 144,365.04 × 43,644.84 - Step 4: Simplify right side
96,231.21x = 6,300,789,072.39 - Step 5: Solve for x
x = 6,300,789,072.39/96,231.21 - Step 6: Final answer
x = 65,475.53
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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.