Finding the Fourth Proportional to 276,134.55, 414,202.84 and 84,010.85
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Solution
The fourth proportional to 276,134.55, 414,202.84 and 84,010.85 is: 126,016.59
Step by Step Solution
- Step 1: Write the proportion equation
276,134.55 : 414,202.84 = 84,010.85 : x - Step 2: Convert to fraction form
276,134.55/414,202.84 = 84,010.85/x - Step 3: Cross multiply
276,134.55x = 414,202.84 × 84,010.85 - Step 4: Simplify right side
276,134.55x = 34,797,533,486.29 - Step 5: Solve for x
x = 34,797,533,486.29/276,134.55 - Step 6: Final answer
x = 126,016.59
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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.