Finding the Fourth Proportional to 111,551.18, 167,291.28 and 36,654.08
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Solution
The fourth proportional to 111,551.18, 167,291.28 and 36,654.08 is: 54,969.45
Step by Step Solution
- Step 1: Write the proportion equation
111,551.18 : 167,291.28 = 36,654.08 : x - Step 2: Convert to fraction form
111,551.18/167,291.28 = 36,654.08/x - Step 3: Cross multiply
111,551.18x = 167,291.28 × 36,654.08 - Step 4: Simplify right side
111,551.18x = 6,131,907,123.97 - Step 5: Solve for x
x = 6,131,907,123.97/111,551.18 - Step 6: Final answer
x = 54,969.45
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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.