Finding the Fourth Proportional to 163,654.70, 225,841.28 and 92,034.68
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Solution
The fourth proportional to 163,654.70, 225,841.28 and 92,034.68 is: 127,006.61
Step by Step Solution
- Step 1: Write the proportion equation
163,654.70 : 225,841.28 = 92,034.68 : x - Step 2: Convert to fraction form
163,654.70/225,841.28 = 92,034.68/x - Step 3: Cross multiply
163,654.70x = 225,841.28 × 92,034.68 - Step 4: Simplify right side
163,654.70x = 20,785,228,346.21 - Step 5: Solve for x
x = 20,785,228,346.21/163,654.70 - Step 6: Final answer
x = 127,006.61
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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.