Finding the Fourth Proportional to 115,424.18, 173,202.04 and 92,198.24
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Solution
The fourth proportional to 115,424.18, 173,202.04 and 92,198.24 is: 138,349.90
Step by Step Solution
- Step 1: Write the proportion equation
115,424.18 : 173,202.04 = 92,198.24 : x - Step 2: Convert to fraction form
115,424.18/173,202.04 = 92,198.24/x - Step 3: Cross multiply
115,424.18x = 173,202.04 × 92,198.24 - Step 4: Simplify right side
115,424.18x = 15,968,923,252.41 - Step 5: Solve for x
x = 15,968,923,252.41/115,424.18 - Step 6: Final answer
x = 138,349.90
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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.