Finding the Fourth Proportional to 134,982.42, 202,395.25 and 46,212.09
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Solution
The fourth proportional to 134,982.42, 202,395.25 and 46,212.09 is: 69,291.30
Step by Step Solution
- Step 1: Write the proportion equation
134,982.42 : 202,395.25 = 46,212.09 : x - Step 2: Convert to fraction form
134,982.42/202,395.25 = 46,212.09/x - Step 3: Cross multiply
134,982.42x = 202,395.25 × 46,212.09 - Step 4: Simplify right side
134,982.42x = 9,353,107,508.57 - Step 5: Solve for x
x = 9,353,107,508.57/134,982.42 - Step 6: Final answer
x = 69,291.30
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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.