Finding the Fourth Proportional to 167,445.41, 251,202.67 and 55,132.31
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Solution
The fourth proportional to 167,445.41, 251,202.67 and 55,132.31 is: 82,709.85
Step by Step Solution
- Step 1: Write the proportion equation
167,445.41 : 251,202.67 = 55,132.31 : x - Step 2: Convert to fraction form
167,445.41/251,202.67 = 55,132.31/x - Step 3: Cross multiply
167,445.41x = 251,202.67 × 55,132.31 - Step 4: Simplify right side
167,445.41x = 13,849,383,965.44 - Step 5: Solve for x
x = 13,849,383,965.44/167,445.41 - Step 6: Final answer
x = 82,709.85
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1.5x scale
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.