Finding the Fourth Proportional to 122,452.24, 183,656.80 and 33,684.32
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Solution
The fourth proportional to 122,452.24, 183,656.80 and 33,684.32 is: 50,520.55
Step by Step Solution
- Step 1: Write the proportion equation
122,452.24 : 183,656.80 = 33,684.32 : x - Step 2: Convert to fraction form
122,452.24/183,656.80 = 33,684.32/x - Step 3: Cross multiply
122,452.24x = 183,656.80 × 33,684.32 - Step 4: Simplify right side
122,452.24x = 6,186,354,421.38 - Step 5: Solve for x
x = 6,186,354,421.38/122,452.24 - Step 6: Final answer
x = 50,520.55
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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.