Finding the Fourth Proportional to 110,660.08, 165,964.84 and 31,773.68
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Solution
The fourth proportional to 110,660.08, 165,964.84 and 31,773.68 is: 47,653.26
Step by Step Solution
- Step 1: Write the proportion equation
110,660.08 : 165,964.84 = 31,773.68 : x - Step 2: Convert to fraction form
110,660.08/165,964.84 = 31,773.68/x - Step 3: Cross multiply
110,660.08x = 165,964.84 × 31,773.68 - Step 4: Simplify right side
110,660.08x = 5,273,313,717.41 - Step 5: Solve for x
x = 5,273,313,717.41/110,660.08 - Step 6: Final answer
x = 47,653.26
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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.