Finding the Fourth Proportional to 226,857.12, 340,259.68 and 60,658.08
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Solution
The fourth proportional to 226,857.12, 340,259.68 and 60,658.08 is: 90,980.17
Step by Step Solution
- Step 1: Write the proportion equation
226,857.12 : 340,259.68 = 60,658.08 : x - Step 2: Convert to fraction form
226,857.12/340,259.68 = 60,658.08/x - Step 3: Cross multiply
226,857.12x = 340,259.68 × 60,658.08 - Step 4: Simplify right side
226,857.12x = 20,639,498,890.21 - Step 5: Solve for x
x = 20,639,498,890.21/226,857.12 - Step 6: Final answer
x = 90,980.17
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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.