Finding the Fourth Proportional to 150,193.20, 207,266.64 and 93,604.80
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Solution
The fourth proportional to 150,193.20, 207,266.64 and 93,604.80 is: 129,174.64
Step by Step Solution
- Step 1: Write the proportion equation
150,193.20 : 207,266.64 = 93,604.80 : x - Step 2: Convert to fraction form
150,193.20/207,266.64 = 93,604.80/x - Step 3: Cross multiply
150,193.20x = 207,266.64 × 93,604.80 - Step 4: Simplify right side
150,193.20x = 19,401,152,383.87 - Step 5: Solve for x
x = 19,401,152,383.87/150,193.20 - Step 6: Final answer
x = 129,174.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.