Finding the Fourth Proportional to 234,717.48, 352,135.22 and 108,447.08
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Solution
The fourth proportional to 234,717.48, 352,135.22 and 108,447.08 is: 162,697.87
Step by Step Solution
- Step 1: Write the proportion equation
234,717.48 : 352,135.22 = 108,447.08 : x - Step 2: Convert to fraction form
234,717.48/352,135.22 = 108,447.08/x - Step 3: Cross multiply
234,717.48x = 352,135.22 × 108,447.08 - Step 4: Simplify right side
234,717.48x = 38,188,034,071.25 - Step 5: Solve for x
x = 38,188,034,071.25/234,717.48 - Step 6: Final answer
x = 162,697.87
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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.