Finding the Fourth Proportional to 229,214.26, 343,891.80 and 109,424.08
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Solution
The fourth proportional to 229,214.26, 343,891.80 and 109,424.08 is: 164,169.73
Step by Step Solution
- Step 1: Write the proportion equation
229,214.26 : 343,891.80 = 109,424.08 : x - Step 2: Convert to fraction form
229,214.26/343,891.80 = 109,424.08/x - Step 3: Cross multiply
229,214.26x = 343,891.80 × 109,424.08 - Step 4: Simplify right side
229,214.26x = 37,630,043,834.54 - Step 5: Solve for x
x = 37,630,043,834.54/229,214.26 - Step 6: Final answer
x = 164,169.73
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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.