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Finding the Fourth Proportional to 67,872.66, 93,669.41 and 37,663.70

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Solution

The fourth proportional to 67,872.66, 93,669.41 and 37,663.70 is: 51,978.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,872.66 : 93,669.41 = 37,663.70 : x
  2. Step 2: Convert to fraction form
    67,872.66/93,669.41 = 37,663.70/x
  3. Step 3: Cross multiply
    67,872.66x = 93,669.41 × 37,663.70
  4. Step 4: Simplify right side
    67,872.66x = 3,527,935,900.75
  5. Step 5: Solve for x
    x = 3,527,935,900.75/67,872.66
  6. Step 6: Final answer
    x = 51,978.75

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