Finding the Fourth Proportional to 134,193.65, 201,291.35 and 39,423.44
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Solution
The fourth proportional to 134,193.65, 201,291.35 and 39,423.44 is: 59,135.42
Step by Step Solution
- Step 1: Write the proportion equation
134,193.65 : 201,291.35 = 39,423.44 : x - Step 2: Convert to fraction form
134,193.65/201,291.35 = 39,423.44/x - Step 3: Cross multiply
134,193.65x = 201,291.35 × 39,423.44 - Step 4: Simplify right side
134,193.65x = 7,935,597,765.36 - Step 5: Solve for x
x = 7,935,597,765.36/134,193.65 - Step 6: Final answer
x = 59,135.42
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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.