Finding the Fourth Proportional to 79,905.29, 119,844.84 and 32,518.46
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Solution
The fourth proportional to 79,905.29, 119,844.84 and 32,518.46 is: 48,772.37
Step by Step Solution
- Step 1: Write the proportion equation
79,905.29 : 119,844.84 = 32,518.46 : x - Step 2: Convert to fraction form
79,905.29/119,844.84 = 32,518.46/x - Step 3: Cross multiply
79,905.29x = 119,844.84 × 32,518.46 - Step 4: Simplify right side
79,905.29x = 3,897,170,016.65 - Step 5: Solve for x
x = 3,897,170,016.65/79,905.29 - Step 6: Final answer
x = 48,772.37
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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.