Finding the Fourth Proportional to 76,250.48, 114,408.48 and 36,837.08
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Solution
The fourth proportional to 76,250.48, 114,408.48 and 36,837.08 is: 55,271.45
Step by Step Solution
- Step 1: Write the proportion equation
76,250.48 : 114,408.48 = 36,837.08 : x - Step 2: Convert to fraction form
76,250.48/114,408.48 = 36,837.08/x - Step 3: Cross multiply
76,250.48x = 114,408.48 × 36,837.08 - Step 4: Simplify right side
76,250.48x = 4,214,474,330.44 - Step 5: Solve for x
x = 4,214,474,330.44/76,250.48 - Step 6: Final answer
x = 55,271.45
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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.