Finding the Fourth Proportional to 88,576.74, 122,232.31 and 48,289.70
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Solution
The fourth proportional to 88,576.74, 122,232.31 and 48,289.70 is: 66,637.83
Step by Step Solution
- Step 1: Write the proportion equation
88,576.74 : 122,232.31 = 48,289.70 : x - Step 2: Convert to fraction form
88,576.74/122,232.31 = 48,289.70/x - Step 3: Cross multiply
88,576.74x = 122,232.31 × 48,289.70 - Step 4: Simplify right side
88,576.74x = 5,902,561,765.06 - Step 5: Solve for x
x = 5,902,561,765.06/88,576.74 - Step 6: Final answer
x = 66,637.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.