Finding the Fourth Proportional to 163,252.66, 225,214.41 and 109,481.62
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Solution
The fourth proportional to 163,252.66, 225,214.41 and 109,481.62 is: 151,034.83
Step by Step Solution
- Step 1: Write the proportion equation
163,252.66 : 225,214.41 = 109,481.62 : x - Step 2: Convert to fraction form
163,252.66/225,214.41 = 109,481.62/x - Step 3: Cross multiply
163,252.66x = 225,214.41 × 109,481.62 - Step 4: Simplify right side
163,252.66x = 24,656,838,454.14 - Step 5: Solve for x
x = 24,656,838,454.14/163,252.66 - Step 6: Final answer
x = 151,034.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.