Finding the Fourth Proportional to 276,133.66, 414,200.99 and 76,454.62
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Solution
The fourth proportional to 276,133.66, 414,200.99 and 76,454.62 is: 114,682.07
Step by Step Solution
- Step 1: Write the proportion equation
276,133.66 : 414,200.99 = 76,454.62 : x - Step 2: Convert to fraction form
276,133.66/414,200.99 = 76,454.62/x - Step 3: Cross multiply
276,133.66x = 414,200.99 × 76,454.62 - Step 4: Simplify right side
276,133.66x = 31,667,578,449.71 - Step 5: Solve for x
x = 31,667,578,449.71/276,133.66 - Step 6: Final answer
x = 114,682.07
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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.