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Finding the Fourth Proportional to 125,627.20, 188,440.80 and 50,783.20

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Solution

The fourth proportional to 125,627.20, 188,440.80 and 50,783.20 is: 76,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,627.20 : 188,440.80 = 50,783.20 : x
  2. Step 2: Convert to fraction form
    125,627.20/188,440.80 = 50,783.20/x
  3. Step 3: Cross multiply
    125,627.20x = 188,440.80 × 50,783.20
  4. Step 4: Simplify right side
    125,627.20x = 9,569,626,834.56
  5. Step 5: Solve for x
    x = 9,569,626,834.56/125,627.20
  6. Step 6: Final answer
    x = 76,174.80

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