Finding the Fourth Proportional to 226,830.43, 340,246.61 and 91,897.13
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Solution
The fourth proportional to 226,830.43, 340,246.61 and 91,897.13 is: 137,846.09
Step by Step Solution
- Step 1: Write the proportion equation
226,830.43 : 340,246.61 = 91,897.13 : x - Step 2: Convert to fraction form
226,830.43/340,246.61 = 91,897.13/x - Step 3: Cross multiply
226,830.43x = 340,246.61 × 91,897.13 - Step 4: Simplify right side
226,830.43x = 31,267,686,951.23 - Step 5: Solve for x
x = 31,267,686,951.23/226,830.43 - Step 6: Final answer
x = 137,846.09
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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.