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Finding the Fourth Proportional to 146,229.80, 219,344.70 and 72,501.80

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Solution

The fourth proportional to 146,229.80, 219,344.70 and 72,501.80 is: 108,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,229.80 : 219,344.70 = 72,501.80 : x
  2. Step 2: Convert to fraction form
    146,229.80/219,344.70 = 72,501.80/x
  3. Step 3: Cross multiply
    146,229.80x = 219,344.70 × 72,501.80
  4. Step 4: Simplify right side
    146,229.80x = 15,902,885,570.46
  5. Step 5: Solve for x
    x = 15,902,885,570.46/146,229.80
  6. Step 6: Final answer
    x = 108,752.70

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