Finding the Fourth Proportional to 106,302.24, 146,697.12 and 58,555.44
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Solution
The fourth proportional to 106,302.24, 146,697.12 and 58,555.44 is: 80,806.52
Step by Step Solution
- Step 1: Write the proportion equation
106,302.24 : 146,697.12 = 58,555.44 : x - Step 2: Convert to fraction form
106,302.24/146,697.12 = 58,555.44/x - Step 3: Cross multiply
106,302.24x = 146,697.12 × 58,555.44 - Step 4: Simplify right side
106,302.24x = 8,589,914,408.33 - Step 5: Solve for x
x = 8,589,914,408.33/106,302.24 - Step 6: Final answer
x = 80,806.52
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1.5x scale
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.