Finding the Fourth Proportional to 276,134.18, 414,202.28 and 84,010.48
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Solution
The fourth proportional to 276,134.18, 414,202.28 and 84,010.48 is: 126,016.02
Step by Step Solution
- Step 1: Write the proportion equation
276,134.18 : 414,202.28 = 84,010.48 : x - Step 2: Convert to fraction form
276,134.18/414,202.28 = 84,010.48/x - Step 3: Cross multiply
276,134.18x = 414,202.28 × 84,010.48 - Step 4: Simplify right side
276,134.18x = 34,797,330,904.34 - Step 5: Solve for x
x = 34,797,330,904.34/276,134.18 - Step 6: Final answer
x = 126,016.02
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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.