Finding the Fourth Proportional to 106,671.04, 160,015.68 and 27,785.28
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Solution
The fourth proportional to 106,671.04, 160,015.68 and 27,785.28 is: 41,680.30
Step by Step Solution
- Step 1: Write the proportion equation
106,671.04 : 160,015.68 = 27,785.28 : x - Step 2: Convert to fraction form
106,671.04/160,015.68 = 27,785.28/x - Step 3: Cross multiply
106,671.04x = 160,015.68 × 27,785.28 - Step 4: Simplify right side
106,671.04x = 4,446,080,473.19 - Step 5: Solve for x
x = 4,446,080,473.19/106,671.04 - Step 6: Final answer
x = 41,680.30
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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.