Finding the Fourth Proportional to 171,857.96, 257,776.68 and 102,180.68
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Solution
The fourth proportional to 171,857.96, 257,776.68 and 102,180.68 is: 153,264.92
Step by Step Solution
- Step 1: Write the proportion equation
171,857.96 : 257,776.68 = 102,180.68 : x - Step 2: Convert to fraction form
171,857.96/257,776.68 = 102,180.68/x - Step 3: Cross multiply
171,857.96x = 257,776.68 × 102,180.68 - Step 4: Simplify right side
171,857.96x = 26,339,796,450.54 - Step 5: Solve for x
x = 26,339,796,450.54/171,857.96 - Step 6: Final answer
x = 153,264.92
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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.