Finding the Fourth Proportional to 276,119.97, 414,187.00 and 76,442.08
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Solution
The fourth proportional to 276,119.97, 414,187.00 and 76,442.08 is: 114,665.07
Step by Step Solution
- Step 1: Write the proportion equation
276,119.97 : 414,187.00 = 76,442.08 : x - Step 2: Convert to fraction form
276,119.97/414,187.00 = 76,442.08/x - Step 3: Cross multiply
276,119.97x = 414,187.00 × 76,442.08 - Step 4: Simplify right side
276,119.97x = 31,661,314,562.39 - Step 5: Solve for x
x = 31,661,314,562.39/276,119.97 - Step 6: Final answer
x = 114,665.07
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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.