Finding the Fourth Proportional to 135,247.67, 202,889.96 and 56,343.44
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Solution
The fourth proportional to 135,247.67, 202,889.96 and 56,343.44 is: 84,522.85
Step by Step Solution
- Step 1: Write the proportion equation
135,247.67 : 202,889.96 = 56,343.44 : x - Step 2: Convert to fraction form
135,247.67/202,889.96 = 56,343.44/x - Step 3: Cross multiply
135,247.67x = 202,889.96 × 56,343.44 - Step 4: Simplify right side
135,247.67x = 11,431,518,287.86 - Step 5: Solve for x
x = 11,431,518,287.86/135,247.67 - Step 6: Final answer
x = 84,522.85
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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.