Finding the Fourth Proportional to 75,408.99, 113,118.75 and 22,822.44
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Solution
The fourth proportional to 75,408.99, 113,118.75 and 22,822.44 is: 34,235.25
Step by Step Solution
- Step 1: Write the proportion equation
75,408.99 : 113,118.75 = 22,822.44 : x - Step 2: Convert to fraction form
75,408.99/113,118.75 = 22,822.44/x - Step 3: Cross multiply
75,408.99x = 113,118.75 × 22,822.44 - Step 4: Simplify right side
75,408.99x = 2,581,645,884.75 - Step 5: Solve for x
x = 2,581,645,884.75/75,408.99 - Step 6: Final answer
x = 34,235.25
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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.