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Finding the Fourth Proportional to 166,909.20, 250,023.60 and 103,534.80

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Solution

The fourth proportional to 166,909.20, 250,023.60 and 103,534.80 is: 155,091.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,909.20 : 250,023.60 = 103,534.80 : x
  2. Step 2: Convert to fraction form
    166,909.20/250,023.60 = 103,534.80/x
  3. Step 3: Cross multiply
    166,909.20x = 250,023.60 × 103,534.80
  4. Step 4: Simplify right side
    166,909.20x = 25,886,143,421.28
  5. Step 5: Solve for x
    x = 25,886,143,421.28/166,909.20
  6. Step 6: Final answer
    x = 155,091.17

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