Finding the Fourth Proportional to 262,226.12, 393,282.26 and 93,758.09
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Solution
The fourth proportional to 262,226.12, 393,282.26 and 93,758.09 is: 140,616.78
Step by Step Solution
- Step 1: Write the proportion equation
262,226.12 : 393,282.26 = 93,758.09 : x - Step 2: Convert to fraction form
262,226.12/393,282.26 = 93,758.09/x - Step 3: Cross multiply
262,226.12x = 393,282.26 × 93,758.09 - Step 4: Simplify right side
262,226.12x = 36,873,391,093.28 - Step 5: Solve for x
x = 36,873,391,093.28/262,226.12 - Step 6: Final answer
x = 140,616.78
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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.