Finding the Fourth Proportional to 262,174.18, 393,012.11 and 167,137.65
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Solution
The fourth proportional to 262,174.18, 393,012.11 and 167,137.65 is: 250,547.62
Step by Step Solution
- Step 1: Write the proportion equation
262,174.18 : 393,012.11 = 167,137.65 : x - Step 2: Convert to fraction form
262,174.18/393,012.11 = 167,137.65/x - Step 3: Cross multiply
262,174.18x = 393,012.11 × 167,137.65 - Step 4: Simplify right side
262,174.18x = 65,687,117,686.19 - Step 5: Solve for x
x = 65,687,117,686.19/262,174.18 - Step 6: Final answer
x = 250,547.62
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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.