Finding the Fourth Proportional to 134,338.10, 201,518.43 and 40,844.66
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Solution
The fourth proportional to 134,338.10, 201,518.43 and 40,844.66 is: 61,270.42
Step by Step Solution
- Step 1: Write the proportion equation
134,338.10 : 201,518.43 = 40,844.66 : x - Step 2: Convert to fraction form
134,338.10/201,518.43 = 40,844.66/x - Step 3: Cross multiply
134,338.10x = 201,518.43 × 40,844.66 - Step 4: Simplify right side
134,338.10x = 8,230,951,757.08 - Step 5: Solve for x
x = 8,230,951,757.08/134,338.10 - Step 6: Final answer
x = 61,270.42
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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.