Finding the Fourth Proportional to 134,892.48, 202,338.60 and 40,122.28
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Solution
The fourth proportional to 134,892.48, 202,338.60 and 40,122.28 is: 60,183.38
Step by Step Solution
- Step 1: Write the proportion equation
134,892.48 : 202,338.60 = 40,122.28 : x - Step 2: Convert to fraction form
134,892.48/202,338.60 = 40,122.28/x - Step 3: Cross multiply
134,892.48x = 202,338.60 × 40,122.28 - Step 4: Simplify right side
134,892.48x = 8,118,285,964.01 - Step 5: Solve for x
x = 8,118,285,964.01/134,892.48 - Step 6: Final answer
x = 60,183.38
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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.