Finding the Fourth Proportional to 240,989.82, 361,129.49 and 134,226.75
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Solution
The fourth proportional to 240,989.82, 361,129.49 and 134,226.75 is: 201,142.27
Step by Step Solution
- Step 1: Write the proportion equation
240,989.82 : 361,129.49 = 134,226.75 : x - Step 2: Convert to fraction form
240,989.82/361,129.49 = 134,226.75/x - Step 3: Cross multiply
240,989.82x = 361,129.49 × 134,226.75 - Step 4: Simplify right side
240,989.82x = 48,473,238,958.31 - Step 5: Solve for x
x = 48,473,238,958.31/240,989.82 - Step 6: Final answer
x = 201,142.27
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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.