Finding the Fourth Proportional to 103,467.75, 155,201.63 and 29,595.75
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Solution
The fourth proportional to 103,467.75, 155,201.63 and 29,595.75 is: 44,393.63
Step by Step Solution
- Step 1: Write the proportion equation
103,467.75 : 155,201.63 = 29,595.75 : x - Step 2: Convert to fraction form
103,467.75/155,201.63 = 29,595.75/x - Step 3: Cross multiply
103,467.75x = 155,201.63 × 29,595.75 - Step 4: Simplify right side
103,467.75x = 4,593,308,493.09 - Step 5: Solve for x
x = 4,593,308,493.09/103,467.75 - Step 6: Final answer
x = 44,393.63
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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.