Finding the Fourth Proportional to 68,564.20, 102,798.01 and 26,408.97
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Solution
The fourth proportional to 68,564.20, 102,798.01 and 26,408.97 is: 39,594.85
Step by Step Solution
- Step 1: Write the proportion equation
68,564.20 : 102,798.01 = 26,408.97 : x - Step 2: Convert to fraction form
68,564.20/102,798.01 = 26,408.97/x - Step 3: Cross multiply
68,564.20x = 102,798.01 × 26,408.97 - Step 4: Simplify right side
68,564.20x = 2,714,789,239.13 - Step 5: Solve for x
x = 2,714,789,239.13/68,564.20 - Step 6: Final answer
x = 39,594.85
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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.