Finding the Fourth Proportional to 166,135.13, 229,252.78 and 93,544.65
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Solution
The fourth proportional to 166,135.13, 229,252.78 and 93,544.65 is: 129,083.90
Step by Step Solution
- Step 1: Write the proportion equation
166,135.13 : 229,252.78 = 93,544.65 : x - Step 2: Convert to fraction form
166,135.13/229,252.78 = 93,544.65/x - Step 3: Cross multiply
166,135.13x = 229,252.78 × 93,544.65 - Step 4: Simplify right side
166,135.13x = 21,445,371,066.63 - Step 5: Solve for x
x = 21,445,371,066.63/166,135.13 - Step 6: Final answer
x = 129,083.90
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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.