Finding the Fourth Proportional to 107,636.18, 161,454.26 and 32,749.65
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Solution
The fourth proportional to 107,636.18, 161,454.26 and 32,749.65 is: 49,124.48
Step by Step Solution
- Step 1: Write the proportion equation
107,636.18 : 161,454.26 = 32,749.65 : x - Step 2: Convert to fraction form
107,636.18/161,454.26 = 32,749.65/x - Step 3: Cross multiply
107,636.18x = 161,454.26 × 32,749.65 - Step 4: Simplify right side
107,636.18x = 5,287,570,587.88 - Step 5: Solve for x
x = 5,287,570,587.88/107,636.18 - Step 6: Final answer
x = 49,124.48
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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.