Finding the Fourth Proportional to 75,502.18, 104,194.29 and 41,512.06
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Solution
The fourth proportional to 75,502.18, 104,194.29 and 41,512.06 is: 57,287.35
Step by Step Solution
- Step 1: Write the proportion equation
75,502.18 : 104,194.29 = 41,512.06 : x - Step 2: Convert to fraction form
75,502.18/104,194.29 = 41,512.06/x - Step 3: Cross multiply
75,502.18x = 104,194.29 × 41,512.06 - Step 4: Simplify right side
75,502.18x = 4,325,319,618.14 - Step 5: Solve for x
x = 4,325,319,618.14/75,502.18 - Step 6: Final answer
x = 57,287.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.