Finding the Fourth Proportional to 267,377.70, 401,078.58 and 87,473.37
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Solution
The fourth proportional to 267,377.70, 401,078.58 and 87,473.37 is: 131,213.99
Step by Step Solution
- Step 1: Write the proportion equation
267,377.70 : 401,078.58 = 87,473.37 : x - Step 2: Convert to fraction form
267,377.70/401,078.58 = 87,473.37/x - Step 3: Cross multiply
267,377.70x = 401,078.58 × 87,473.37 - Step 4: Simplify right side
267,377.70x = 35,083,695,027.41 - Step 5: Solve for x
x = 35,083,695,027.41/267,377.70 - Step 6: Final answer
x = 131,213.99
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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.