Finding the Fourth Proportional to 149,239.38, 223,859.07 and 49,372.68
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Solution
The fourth proportional to 149,239.38, 223,859.07 and 49,372.68 is: 74,059.02
Step by Step Solution
- Step 1: Write the proportion equation
149,239.38 : 223,859.07 = 49,372.68 : x - Step 2: Convert to fraction form
149,239.38/223,859.07 = 49,372.68/x - Step 3: Cross multiply
149,239.38x = 223,859.07 × 49,372.68 - Step 4: Simplify right side
149,239.38x = 11,052,522,228.21 - Step 5: Solve for x
x = 11,052,522,228.21/149,239.38 - Step 6: Final answer
x = 74,059.02
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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.