Finding the Fourth Proportional to 168,249.98, 252,339.30 and 63,076.70
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Solution
The fourth proportional to 168,249.98, 252,339.30 and 63,076.70 is: 94,601.68
Step by Step Solution
- Step 1: Write the proportion equation
168,249.98 : 252,339.30 = 63,076.70 : x - Step 2: Convert to fraction form
168,249.98/252,339.30 = 63,076.70/x - Step 3: Cross multiply
168,249.98x = 252,339.30 × 63,076.70 - Step 4: Simplify right side
168,249.98x = 15,916,730,324.31 - Step 5: Solve for x
x = 15,916,730,324.31/168,249.98 - Step 6: Final answer
x = 94,601.68
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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.