Home / 76,201.12-114,246.30-31,840.57

Finding the Fourth Proportional to 76,201.12, 114,246.30 and 31,840.57

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Solution

The fourth proportional to 76,201.12, 114,246.30 and 31,840.57 is: 47,737.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,201.12 : 114,246.30 = 31,840.57 : x
  2. Step 2: Convert to fraction form
    76,201.12/114,246.30 = 31,840.57/x
  3. Step 3: Cross multiply
    76,201.12x = 114,246.30 × 31,840.57
  4. Step 4: Simplify right side
    76,201.12x = 3,637,667,312.39
  5. Step 5: Solve for x
    x = 3,637,667,312.39/76,201.12
  6. Step 6: Final answer
    x = 47,737.71

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