Finding the Fourth Proportional to 73,154.72, 100,961.73 and 41,325.68
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Solution
The fourth proportional to 73,154.72, 100,961.73 and 41,325.68 is: 57,034.08
Step by Step Solution
- Step 1: Write the proportion equation
73,154.72 : 100,961.73 = 41,325.68 : x - Step 2: Convert to fraction form
73,154.72/100,961.73 = 41,325.68/x - Step 3: Cross multiply
73,154.72x = 100,961.73 × 41,325.68 - Step 4: Simplify right side
73,154.72x = 4,172,312,146.23 - Step 5: Solve for x
x = 4,172,312,146.23/73,154.72 - Step 6: Final answer
x = 57,034.08
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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.