Finding the Fourth Proportional to 73,569.13, 110,353.69 and 18,165.13
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Solution
The fourth proportional to 73,569.13, 110,353.69 and 18,165.13 is: 27,247.69
Step by Step Solution
- Step 1: Write the proportion equation
73,569.13 : 110,353.69 = 18,165.13 : x - Step 2: Convert to fraction form
73,569.13/110,353.69 = 18,165.13/x - Step 3: Cross multiply
73,569.13x = 110,353.69 × 18,165.13 - Step 4: Simplify right side
73,569.13x = 2,004,589,124.83 - Step 5: Solve for x
x = 2,004,589,124.83/73,569.13 - Step 6: Final answer
x = 27,247.69
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1.5x scale
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.