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Finding the Fourth Proportional to 276,550.88, 414,892.13 and 89,562.38

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Solution

The fourth proportional to 276,550.88, 414,892.13 and 89,562.38 is: 134,364.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,550.88 : 414,892.13 = 89,562.38 : x
  2. Step 2: Convert to fraction form
    276,550.88/414,892.13 = 89,562.38/x
  3. Step 3: Cross multiply
    276,550.88x = 414,892.13 × 89,562.38
  4. Step 4: Simplify right side
    276,550.88x = 37,158,724,083.80
  5. Step 5: Solve for x
    x = 37,158,724,083.80/276,550.88
  6. Step 6: Final answer
    x = 134,364.88

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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.