Finding the Fourth Proportional to 106,209.08, 146,568.57 and 58,462.08
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Solution
The fourth proportional to 106,209.08, 146,568.57 and 58,462.08 is: 80,677.70
Step by Step Solution
- Step 1: Write the proportion equation
106,209.08 : 146,568.57 = 58,462.08 : x - Step 2: Convert to fraction form
106,209.08/146,568.57 = 58,462.08/x - Step 3: Cross multiply
106,209.08x = 146,568.57 × 58,462.08 - Step 4: Simplify right side
106,209.08x = 8,568,703,464.83 - Step 5: Solve for x
x = 8,568,703,464.83/106,209.08 - Step 6: Final answer
x = 80,677.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.