Finding the Fourth Proportional to 107,719.95, 161,585.97 and 32,842.53
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Solution
The fourth proportional to 107,719.95, 161,585.97 and 32,842.53 is: 49,265.64
Step by Step Solution
- Step 1: Write the proportion equation
107,719.95 : 161,585.97 = 32,842.53 : x - Step 2: Convert to fraction form
107,719.95/161,585.97 = 32,842.53/x - Step 3: Cross multiply
107,719.95x = 161,585.97 × 32,842.53 - Step 4: Simplify right side
107,719.95x = 5,306,892,067.30 - Step 5: Solve for x
x = 5,306,892,067.30/107,719.95 - Step 6: Final answer
x = 49,265.64
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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.