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Finding the Fourth Proportional to 136,432.20, 204,648.30 and 116,749.20

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Solution

The fourth proportional to 136,432.20, 204,648.30 and 116,749.20 is: 175,123.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,432.20 : 204,648.30 = 116,749.20 : x
  2. Step 2: Convert to fraction form
    136,432.20/204,648.30 = 116,749.20/x
  3. Step 3: Cross multiply
    136,432.20x = 204,648.30 × 116,749.20
  4. Step 4: Simplify right side
    136,432.20x = 23,892,525,306.36
  5. Step 5: Solve for x
    x = 23,892,525,306.36/136,432.20
  6. Step 6: Final answer
    x = 175,123.80

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