Finding the Fourth Proportional to 183,036.94, 251,828.64 and 161,432.62
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Solution
The fourth proportional to 183,036.94, 251,828.64 and 161,432.62 is: 222,104.66
Step by Step Solution
- Step 1: Write the proportion equation
183,036.94 : 251,828.64 = 161,432.62 : x - Step 2: Convert to fraction form
183,036.94/251,828.64 = 161,432.62/x - Step 3: Cross multiply
183,036.94x = 251,828.64 × 161,432.62 - Step 4: Simplify right side
183,036.94x = 40,653,357,146.24 - Step 5: Solve for x
x = 40,653,357,146.24/183,036.94 - Step 6: Final answer
x = 222,104.66
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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.