Finding the Fourth Proportional to 167,288.21, 250,942.06 and 47,335.12
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Solution
The fourth proportional to 167,288.21, 250,942.06 and 47,335.12 is: 71,005.44
Step by Step Solution
- Step 1: Write the proportion equation
167,288.21 : 250,942.06 = 47,335.12 : x - Step 2: Convert to fraction form
167,288.21/250,942.06 = 47,335.12/x - Step 3: Cross multiply
167,288.21x = 250,942.06 × 47,335.12 - Step 4: Simplify right side
167,288.21x = 11,878,372,523.15 - Step 5: Solve for x
x = 11,878,372,523.15/167,288.21 - Step 6: Final answer
x = 71,005.44
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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.