Finding the Fourth Proportional to 246,078.99, 339,589.04 and 132,901.74
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Solution
The fourth proportional to 246,078.99, 339,589.04 and 132,901.74 is: 183,404.42
Step by Step Solution
- Step 1: Write the proportion equation
246,078.99 : 339,589.04 = 132,901.74 : x - Step 2: Convert to fraction form
246,078.99/339,589.04 = 132,901.74/x - Step 3: Cross multiply
246,078.99x = 339,589.04 × 132,901.74 - Step 4: Simplify right side
246,078.99x = 45,131,973,636.42 - Step 5: Solve for x
x = 45,131,973,636.42/246,078.99 - Step 6: Final answer
x = 183,404.42
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1.5x scale
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.