Finding the Fourth Proportional to 99,556.45, 149,332.75 and 24,676.75
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Solution
The fourth proportional to 99,556.45, 149,332.75 and 24,676.75 is: 37,014.65
Step by Step Solution
- Step 1: Write the proportion equation
99,556.45 : 149,332.75 = 24,676.75 : x - Step 2: Convert to fraction form
99,556.45/149,332.75 = 24,676.75/x - Step 3: Cross multiply
99,556.45x = 149,332.75 × 24,676.75 - Step 4: Simplify right side
99,556.45x = 3,685,046,938.56 - Step 5: Solve for x
x = 3,685,046,938.56/99,556.45 - Step 6: Final answer
x = 37,014.65
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1.5x scale
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.