Finding the Fourth Proportional to 73,565.13, 110,347.97 and 18,161.13
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Solution
The fourth proportional to 73,565.13, 110,347.97 and 18,161.13 is: 27,241.76
Step by Step Solution
- Step 1: Write the proportion equation
73,565.13 : 110,347.97 = 18,161.13 : x - Step 2: Convert to fraction form
73,565.13/110,347.97 = 18,161.13/x - Step 3: Cross multiply
73,565.13x = 110,347.97 × 18,161.13 - Step 4: Simplify right side
73,565.13x = 2,004,043,828.41 - Step 5: Solve for x
x = 2,004,043,828.41/73,565.13 - Step 6: Final answer
x = 27,241.76
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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.