Finding the Fourth Proportional to 135,701.55, 203,552.84 and 56,760.41
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Solution
The fourth proportional to 135,701.55, 203,552.84 and 56,760.41 is: 85,140.84
Step by Step Solution
- Step 1: Write the proportion equation
135,701.55 : 203,552.84 = 56,760.41 : x - Step 2: Convert to fraction form
135,701.55/203,552.84 = 56,760.41/x - Step 3: Cross multiply
135,701.55x = 203,552.84 × 56,760.41 - Step 4: Simplify right side
135,701.55x = 11,553,743,305.85 - Step 5: Solve for x
x = 11,553,743,305.85/135,701.55 - Step 6: Final answer
x = 85,140.84
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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.