Finding the Fourth Proportional to 134,219.20, 201,331.68 and 48,827.20
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Solution
The fourth proportional to 134,219.20, 201,331.68 and 48,827.20 is: 73,241.85
Step by Step Solution
- Step 1: Write the proportion equation
134,219.20 : 201,331.68 = 48,827.20 : x - Step 2: Convert to fraction form
134,219.20/201,331.68 = 48,827.20/x - Step 3: Cross multiply
134,219.20x = 201,331.68 × 48,827.20 - Step 4: Simplify right side
134,219.20x = 9,830,462,205.70 - Step 5: Solve for x
x = 9,830,462,205.70/134,219.20 - Step 6: Final answer
x = 73,241.85
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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.