Finding the Fourth Proportional to 134,568.17, 201,853.79 and 57,620.79
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Solution
The fourth proportional to 134,568.17, 201,853.79 and 57,620.79 is: 86,431.84
Step by Step Solution
- Step 1: Write the proportion equation
134,568.17 : 201,853.79 = 57,620.79 : x - Step 2: Convert to fraction form
134,568.17/201,853.79 = 57,620.79/x - Step 3: Cross multiply
134,568.17x = 201,853.79 × 57,620.79 - Step 4: Simplify right side
134,568.17x = 11,630,974,556.19 - Step 5: Solve for x
x = 11,630,974,556.19/134,568.17 - Step 6: Final answer
x = 86,431.84
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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.