Finding the Fourth Proportional to 73,699.13, 110,549.42 and 18,295.13
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Solution
The fourth proportional to 73,699.13, 110,549.42 and 18,295.13 is: 27,442.87
Step by Step Solution
- Step 1: Write the proportion equation
73,699.13 : 110,549.42 = 18,295.13 : x - Step 2: Convert to fraction form
73,699.13/110,549.42 = 18,295.13/x - Step 3: Cross multiply
73,699.13x = 110,549.42 × 18,295.13 - Step 4: Simplify right side
73,699.13x = 2,022,515,366.10 - Step 5: Solve for x
x = 2,022,515,366.10/73,699.13 - Step 6: Final answer
x = 27,442.87
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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.