Finding the Fourth Proportional to 120,255.08, 180,380.73 and 41,369.99
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Solution
The fourth proportional to 120,255.08, 180,380.73 and 41,369.99 is: 62,054.33
Step by Step Solution
- Step 1: Write the proportion equation
120,255.08 : 180,380.73 = 41,369.99 : x - Step 2: Convert to fraction form
120,255.08/180,380.73 = 41,369.99/x - Step 3: Cross multiply
120,255.08x = 180,380.73 × 41,369.99 - Step 4: Simplify right side
120,255.08x = 7,462,348,996.29 - Step 5: Solve for x
x = 7,462,348,996.29/120,255.08 - Step 6: Final answer
x = 62,054.33
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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.