Finding the Fourth Proportional to 102,115.85, 153,173.84 and 32,000.63
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Solution
The fourth proportional to 102,115.85, 153,173.84 and 32,000.63 is: 48,000.96
Step by Step Solution
- Step 1: Write the proportion equation
102,115.85 : 153,173.84 = 32,000.63 : x - Step 2: Convert to fraction form
102,115.85/153,173.84 = 32,000.63/x - Step 3: Cross multiply
102,115.85x = 153,173.84 × 32,000.63 - Step 4: Simplify right side
102,115.85x = 4,901,658,453.65 - Step 5: Solve for x
x = 4,901,658,453.65/102,115.85 - Step 6: Final answer
x = 48,000.96
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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.