Finding the Fourth Proportional to 134,712.08, 201,958.53 and 50,425.03
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Solution
The fourth proportional to 134,712.08, 201,958.53 and 50,425.03 is: 75,596.53
Step by Step Solution
- Step 1: Write the proportion equation
134,712.08 : 201,958.53 = 50,425.03 : x - Step 2: Convert to fraction form
134,712.08/201,958.53 = 50,425.03/x - Step 3: Cross multiply
134,712.08x = 201,958.53 × 50,425.03 - Step 4: Simplify right side
134,712.08x = 10,183,765,281.00 - Step 5: Solve for x
x = 10,183,765,281.00/134,712.08 - Step 6: Final answer
x = 75,596.53
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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.