Finding the Fourth Proportional to 120,246.21, 180,393.90 and 41,350.17
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Solution
The fourth proportional to 120,246.21, 180,393.90 and 41,350.17 is: 62,033.71
Step by Step Solution
- Step 1: Write the proportion equation
120,246.21 : 180,393.90 = 41,350.17 : x - Step 2: Convert to fraction form
120,246.21/180,393.90 = 41,350.17/x - Step 3: Cross multiply
120,246.21x = 180,393.90 × 41,350.17 - Step 4: Simplify right side
120,246.21x = 7,459,318,431.96 - Step 5: Solve for x
x = 7,459,318,431.96/120,246.21 - Step 6: Final answer
x = 62,033.71
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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.