Finding the Fourth Proportional to 107,558.62, 161,346.45 and 32,685.31
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Solution
The fourth proportional to 107,558.62, 161,346.45 and 32,685.31 is: 49,030.55
Step by Step Solution
- Step 1: Write the proportion equation
107,558.62 : 161,346.45 = 32,685.31 : x - Step 2: Convert to fraction form
107,558.62/161,346.45 = 32,685.31/x - Step 3: Cross multiply
107,558.62x = 161,346.45 × 32,685.31 - Step 4: Simplify right side
107,558.62x = 5,273,658,735.65 - Step 5: Solve for x
x = 5,273,658,735.65/107,558.62 - Step 6: Final answer
x = 49,030.55
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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.