Finding the Fourth Proportional to 226,939.30, 340,457.70 and 113,149.06
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Solution
The fourth proportional to 226,939.30, 340,457.70 and 113,149.06 is: 169,747.90
Step by Step Solution
- Step 1: Write the proportion equation
226,939.30 : 340,457.70 = 113,149.06 : x - Step 2: Convert to fraction form
226,939.30/340,457.70 = 113,149.06/x - Step 3: Cross multiply
226,939.30x = 340,457.70 × 113,149.06 - Step 4: Simplify right side
226,939.30x = 38,522,468,724.76 - Step 5: Solve for x
x = 38,522,468,724.76/226,939.30 - Step 6: Final answer
x = 169,747.90
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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.