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Finding the Fourth Proportional to 101,768.70, 152,628.16 and 79,526.91

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Solution

The fourth proportional to 101,768.70, 152,628.16 and 79,526.91 is: 119,270.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,768.70 : 152,628.16 = 79,526.91 : x
  2. Step 2: Convert to fraction form
    101,768.70/152,628.16 = 79,526.91/x
  3. Step 3: Cross multiply
    101,768.70x = 152,628.16 × 79,526.91
  4. Step 4: Simplify right side
    101,768.70x = 12,138,045,943.79
  5. Step 5: Solve for x
    x = 12,138,045,943.79/101,768.70
  6. Step 6: Final answer
    x = 119,270.91

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