Finding the Fourth Proportional to 107,763.24, 161,644.87 and 32,883.77
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Solution
The fourth proportional to 107,763.24, 161,644.87 and 32,883.77 is: 49,325.66
Step by Step Solution
- Step 1: Write the proportion equation
107,763.24 : 161,644.87 = 32,883.77 : x - Step 2: Convert to fraction form
107,763.24/161,644.87 = 32,883.77/x - Step 3: Cross multiply
107,763.24x = 161,644.87 × 32,883.77 - Step 4: Simplify right side
107,763.24x = 5,315,492,987.01 - Step 5: Solve for x
x = 5,315,492,987.01/107,763.24 - Step 6: Final answer
x = 49,325.66
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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.