Finding the Fourth Proportional to 75,601.86, 113,328.44 and 36,149.75
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Solution
The fourth proportional to 75,601.86, 113,328.44 and 36,149.75 is: 54,189.06
Step by Step Solution
- Step 1: Write the proportion equation
75,601.86 : 113,328.44 = 36,149.75 : x - Step 2: Convert to fraction form
75,601.86/113,328.44 = 36,149.75/x - Step 3: Cross multiply
75,601.86x = 113,328.44 × 36,149.75 - Step 4: Simplify right side
75,601.86x = 4,096,794,026.50 - Step 5: Solve for x
x = 4,096,794,026.50/75,601.86 - Step 6: Final answer
x = 54,189.06
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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.