Finding the Fourth Proportional to 102,299.76, 141,174.09 and 59,850.09
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Solution
The fourth proportional to 102,299.76, 141,174.09 and 59,850.09 is: 82,593.37
Step by Step Solution
- Step 1: Write the proportion equation
102,299.76 : 141,174.09 = 59,850.09 : x - Step 2: Convert to fraction form
102,299.76/141,174.09 = 59,850.09/x - Step 3: Cross multiply
102,299.76x = 141,174.09 × 59,850.09 - Step 4: Simplify right side
102,299.76x = 8,449,281,992.17 - Step 5: Solve for x
x = 8,449,281,992.17/102,299.76 - Step 6: Final answer
x = 82,593.37
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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.