Finding the Fourth Proportional to 187,757.08, 259,103.70 and 101,717.74
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Solution
The fourth proportional to 187,757.08, 259,103.70 and 101,717.74 is: 140,369.90
Step by Step Solution
- Step 1: Write the proportion equation
187,757.08 : 259,103.70 = 101,717.74 : x - Step 2: Convert to fraction form
187,757.08/259,103.70 = 101,717.74/x - Step 3: Cross multiply
187,757.08x = 259,103.70 × 101,717.74 - Step 4: Simplify right side
187,757.08x = 26,355,443,399.60 - Step 5: Solve for x
x = 26,355,443,399.60/187,757.08 - Step 6: Final answer
x = 140,369.90
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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.