Finding the Fourth Proportional to 75,025.56, 103,452.84 and 48,157.92
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Solution
The fourth proportional to 75,025.56, 103,452.84 and 48,157.92 is: 66,405.02
Step by Step Solution
- Step 1: Write the proportion equation
75,025.56 : 103,452.84 = 48,157.92 : x - Step 2: Convert to fraction form
75,025.56/103,452.84 = 48,157.92/x - Step 3: Cross multiply
75,025.56x = 103,452.84 × 48,157.92 - Step 4: Simplify right side
75,025.56x = 4,982,073,592.49 - Step 5: Solve for x
x = 4,982,073,592.49/75,025.56 - Step 6: Final answer
x = 66,405.02
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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.