Finding the Fourth Proportional to 166,093.41, 248,765.52 and 77,159.79
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Solution
The fourth proportional to 166,093.41, 248,765.52 and 77,159.79 is: 115,565.66
Step by Step Solution
- Step 1: Write the proportion equation
166,093.41 : 248,765.52 = 77,159.79 : x - Step 2: Convert to fraction form
166,093.41/248,765.52 = 77,159.79/x - Step 3: Cross multiply
166,093.41x = 248,765.52 × 77,159.79 - Step 4: Simplify right side
166,093.41x = 19,194,695,282.44 - Step 5: Solve for x
x = 19,194,695,282.44/166,093.41 - Step 6: Final answer
x = 115,565.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.