Finding the Fourth Proportional to 134,722.98, 201,583.62 and 84,568.32
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Solution
The fourth proportional to 134,722.98, 201,583.62 and 84,568.32 is: 126,538.09
Step by Step Solution
- Step 1: Write the proportion equation
134,722.98 : 201,583.62 = 84,568.32 : x - Step 2: Convert to fraction form
134,722.98/201,583.62 = 84,568.32/x - Step 3: Cross multiply
134,722.98x = 201,583.62 × 84,568.32 - Step 4: Simplify right side
134,722.98x = 17,047,588,082.92 - Step 5: Solve for x
x = 17,047,588,082.92/134,722.98 - Step 6: Final answer
x = 126,538.09
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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.