Finding the Fourth Proportional to 113,460.08, 170,280.84 and 51,135.44
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Solution
The fourth proportional to 113,460.08, 170,280.84 and 51,135.44 is: 76,744.05
Step by Step Solution
- Step 1: Write the proportion equation
113,460.08 : 170,280.84 = 51,135.44 : x - Step 2: Convert to fraction form
113,460.08/170,280.84 = 51,135.44/x - Step 3: Cross multiply
113,460.08x = 170,280.84 × 51,135.44 - Step 4: Simplify right side
113,460.08x = 8,707,385,676.97 - Step 5: Solve for x
x = 8,707,385,676.97/113,460.08 - Step 6: Final answer
x = 76,744.05
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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.