Finding the Fourth Proportional to 169,964.53, 234,569.42 and 106,322.83
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Solution
The fourth proportional to 169,964.53, 234,569.42 and 106,322.83 is: 146,736.99
Step by Step Solution
- Step 1: Write the proportion equation
169,964.53 : 234,569.42 = 106,322.83 : x - Step 2: Convert to fraction form
169,964.53/234,569.42 = 106,322.83/x - Step 3: Cross multiply
169,964.53x = 234,569.42 × 106,322.83 - Step 4: Simplify right side
169,964.53x = 24,940,083,846.53 - Step 5: Solve for x
x = 24,940,083,846.53/169,964.53 - Step 6: Final answer
x = 146,736.99
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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.