Finding the Fourth Proportional to 119,850.44, 165,393.48 and 66,135.44
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Solution
The fourth proportional to 119,850.44, 165,393.48 and 66,135.44 is: 91,266.84
Step by Step Solution
- Step 1: Write the proportion equation
119,850.44 : 165,393.48 = 66,135.44 : x - Step 2: Convert to fraction form
119,850.44/165,393.48 = 66,135.44/x - Step 3: Cross multiply
119,850.44x = 165,393.48 × 66,135.44 - Step 4: Simplify right side
119,850.44x = 10,938,370,572.93 - Step 5: Solve for x
x = 10,938,370,572.93/119,850.44 - Step 6: Final answer
x = 91,266.84
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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.