Finding the Fourth Proportional to 67,420.56, 101,131.36 and 44,194.08
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Solution
The fourth proportional to 67,420.56, 101,131.36 and 44,194.08 is: 66,291.46
Step by Step Solution
- Step 1: Write the proportion equation
67,420.56 : 101,131.36 = 44,194.08 : x - Step 2: Convert to fraction form
67,420.56/101,131.36 = 44,194.08/x - Step 3: Cross multiply
67,420.56x = 101,131.36 × 44,194.08 - Step 4: Simplify right side
67,420.56x = 4,469,407,414.35 - Step 5: Solve for x
x = 4,469,407,414.35/67,420.56 - Step 6: Final answer
x = 66,291.46
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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.