Finding the Fourth Proportional to 113,441.65, 170,188.08 and 37,539.99
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Solution
The fourth proportional to 113,441.65, 170,188.08 and 37,539.99 is: 56,318.46
Step by Step Solution
- Step 1: Write the proportion equation
113,441.65 : 170,188.08 = 37,539.99 : x - Step 2: Convert to fraction form
113,441.65/170,188.08 = 37,539.99/x - Step 3: Cross multiply
113,441.65x = 170,188.08 × 37,539.99 - Step 4: Simplify right side
113,441.65x = 6,388,858,680.54 - Step 5: Solve for x
x = 6,388,858,680.54/113,441.65 - Step 6: Final answer
x = 56,318.46
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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.