Finding the Fourth Proportional to 134,564.09, 201,845.12 and 34,715.79
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Solution
The fourth proportional to 134,564.09, 201,845.12 and 34,715.79 is: 52,073.42
Step by Step Solution
- Step 1: Write the proportion equation
134,564.09 : 201,845.12 = 34,715.79 : x - Step 2: Convert to fraction form
134,564.09/201,845.12 = 34,715.79/x - Step 3: Cross multiply
134,564.09x = 201,845.12 × 34,715.79 - Step 4: Simplify right side
134,564.09x = 7,007,212,624.87 - Step 5: Solve for x
x = 7,007,212,624.87/134,564.09 - Step 6: Final answer
x = 52,073.42
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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.