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Finding the Fourth Proportional to 158,890.14, 219,283.61 and 90,893.61

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Solution

The fourth proportional to 158,890.14, 219,283.61 and 90,893.61 is: 125,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,890.14 : 219,283.61 = 90,893.61 : x
  2. Step 2: Convert to fraction form
    158,890.14/219,283.61 = 90,893.61/x
  3. Step 3: Cross multiply
    158,890.14x = 219,283.61 × 90,893.61
  4. Step 4: Simplify right side
    158,890.14x = 19,931,478,472.26
  5. Step 5: Solve for x
    x = 19,931,478,472.26/158,890.14
  6. Step 6: Final answer
    x = 125,441.88

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