Finding the Fourth Proportional to 119,571.36, 165,003.57 and 68,548.65
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Solution
The fourth proportional to 119,571.36, 165,003.57 and 68,548.65 is: 94,594.32
Step by Step Solution
- Step 1: Write the proportion equation
119,571.36 : 165,003.57 = 68,548.65 : x - Step 2: Convert to fraction form
119,571.36/165,003.57 = 68,548.65/x - Step 3: Cross multiply
119,571.36x = 165,003.57 × 68,548.65 - Step 4: Simplify right side
119,571.36x = 11,310,771,968.68 - Step 5: Solve for x
x = 11,310,771,968.68/119,571.36 - Step 6: Final answer
x = 94,594.32
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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.