Finding the Fourth Proportional to 168,388.14, 232,375.95 and 92,936.58
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Solution
The fourth proportional to 168,388.14, 232,375.95 and 92,936.58 is: 128,252.66
Step by Step Solution
- Step 1: Write the proportion equation
168,388.14 : 232,375.95 = 92,936.58 : x - Step 2: Convert to fraction form
168,388.14/232,375.95 = 92,936.58/x - Step 3: Cross multiply
168,388.14x = 232,375.95 × 92,936.58 - Step 4: Simplify right side
168,388.14x = 21,596,226,067.25 - Step 5: Solve for x
x = 21,596,226,067.25/168,388.14 - Step 6: Final answer
x = 128,252.66
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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.