Finding the Fourth Proportional to 134,368.94, 201,582.57 and 40,872.26
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Solution
The fourth proportional to 134,368.94, 201,582.57 and 40,872.26 is: 61,317.26
Step by Step Solution
- Step 1: Write the proportion equation
134,368.94 : 201,582.57 = 40,872.26 : x - Step 2: Convert to fraction form
134,368.94/201,582.57 = 40,872.26/x - Step 3: Cross multiply
134,368.94x = 201,582.57 × 40,872.26 - Step 4: Simplify right side
134,368.94x = 8,239,135,110.33 - Step 5: Solve for x
x = 8,239,135,110.33/134,368.94 - Step 6: Final answer
x = 61,317.26
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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.