Finding the Fourth Proportional to 99,072.44, 148,577.47 and 32,497.09
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Solution
The fourth proportional to 99,072.44, 148,577.47 and 32,497.09 is: 48,735.40
Step by Step Solution
- Step 1: Write the proportion equation
99,072.44 : 148,577.47 = 32,497.09 : x - Step 2: Convert to fraction form
99,072.44/148,577.47 = 32,497.09/x - Step 3: Cross multiply
99,072.44x = 148,577.47 × 32,497.09 - Step 4: Simplify right side
99,072.44x = 4,828,335,414.56 - Step 5: Solve for x
x = 4,828,335,414.56/99,072.44 - Step 6: Final answer
x = 48,735.40
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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.