Finding the Fourth Proportional to 110,369.76, 165,579.33 and 40,249.08
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Solution
The fourth proportional to 110,369.76, 165,579.33 and 40,249.08 is: 60,382.62
Step by Step Solution
- Step 1: Write the proportion equation
110,369.76 : 165,579.33 = 40,249.08 : x - Step 2: Convert to fraction form
110,369.76/165,579.33 = 40,249.08/x - Step 3: Cross multiply
110,369.76x = 165,579.33 × 40,249.08 - Step 4: Simplify right side
110,369.76x = 6,664,415,699.52 - Step 5: Solve for x
x = 6,664,415,699.52/110,369.76 - Step 6: Final answer
x = 60,382.62
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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.