Finding the Fourth Proportional to 171,851.96, 257,767.68 and 102,174.68
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Solution
The fourth proportional to 171,851.96, 257,767.68 and 102,174.68 is: 153,255.92
Step by Step Solution
- Step 1: Write the proportion equation
171,851.96 : 257,767.68 = 102,174.68 : x - Step 2: Convert to fraction form
171,851.96/257,767.68 = 102,174.68/x - Step 3: Cross multiply
171,851.96x = 257,767.68 × 102,174.68 - Step 4: Simplify right side
171,851.96x = 26,337,330,218.34 - Step 5: Solve for x
x = 26,337,330,218.34/171,851.96 - Step 6: Final answer
x = 153,255.92
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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.