Finding the Fourth Proportional to 134,516.36, 201,776.16 and 45,771.68
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Solution
The fourth proportional to 134,516.36, 201,776.16 and 45,771.68 is: 68,658.07
Step by Step Solution
- Step 1: Write the proportion equation
134,516.36 : 201,776.16 = 45,771.68 : x - Step 2: Convert to fraction form
134,516.36/201,776.16 = 45,771.68/x - Step 3: Cross multiply
134,516.36x = 201,776.16 × 45,771.68 - Step 4: Simplify right side
134,516.36x = 9,235,633,827.15 - Step 5: Solve for x
x = 9,235,633,827.15/134,516.36 - Step 6: Final answer
x = 68,658.07
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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.