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Finding the Fourth Proportional to 120,878.76, 181,318.11 and 37,772.76

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Solution

The fourth proportional to 120,878.76, 181,318.11 and 37,772.76 is: 56,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,878.76 : 181,318.11 = 37,772.76 : x
  2. Step 2: Convert to fraction form
    120,878.76/181,318.11 = 37,772.76/x
  3. Step 3: Cross multiply
    120,878.76x = 181,318.11 × 37,772.76
  4. Step 4: Simplify right side
    120,878.76x = 6,848,885,452.68
  5. Step 5: Solve for x
    x = 6,848,885,452.68/120,878.76
  6. Step 6: Final answer
    x = 56,659.13

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