Finding the Fourth Proportional to 107,626.26, 161,405.08 and 35,565.75
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Solution
The fourth proportional to 107,626.26, 161,405.08 and 35,565.75 is: 53,337.28
Step by Step Solution
- Step 1: Write the proportion equation
107,626.26 : 161,405.08 = 35,565.75 : x - Step 2: Convert to fraction form
107,626.26/161,405.08 = 35,565.75/x - Step 3: Cross multiply
107,626.26x = 161,405.08 × 35,565.75 - Step 4: Simplify right side
107,626.26x = 5,740,492,054.20 - Step 5: Solve for x
x = 5,740,492,054.20/107,626.26 - Step 6: Final answer
x = 53,337.28
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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.