Home / 131,288.88-196,864.20-89,747.76

Finding the Fourth Proportional to 131,288.88, 196,864.20 and 89,747.76

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Solution

The fourth proportional to 131,288.88, 196,864.20 and 89,747.76 is: 134,574.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,288.88 : 196,864.20 = 89,747.76 : x
  2. Step 2: Convert to fraction form
    131,288.88/196,864.20 = 89,747.76/x
  3. Step 3: Cross multiply
    131,288.88x = 196,864.20 × 89,747.76
  4. Step 4: Simplify right side
    131,288.88x = 17,668,120,974.19
  5. Step 5: Solve for x
    x = 17,668,120,974.19/131,288.88
  6. Step 6: Final answer
    x = 134,574.39

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