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Finding the Fourth Proportional to 113,313.70, 169,970.55 and 106,315.30

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Solution

The fourth proportional to 113,313.70, 169,970.55 and 106,315.30 is: 159,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,313.70 : 169,970.55 = 106,315.30 : x
  2. Step 2: Convert to fraction form
    113,313.70/169,970.55 = 106,315.30/x
  3. Step 3: Cross multiply
    113,313.70x = 169,970.55 × 106,315.30
  4. Step 4: Simplify right side
    113,313.70x = 18,070,470,014.42
  5. Step 5: Solve for x
    x = 18,070,470,014.42/113,313.70
  6. Step 6: Final answer
    x = 159,472.95

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