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Finding the Fourth Proportional to 146,964.10, 220,118.10 and 120,720.10

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Solution

The fourth proportional to 146,964.10, 220,118.10 and 120,720.10 is: 180,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,964.10 : 220,118.10 = 120,720.10 : x
  2. Step 2: Convert to fraction form
    146,964.10/220,118.10 = 120,720.10/x
  3. Step 3: Cross multiply
    146,964.10x = 220,118.10 × 120,720.10
  4. Step 4: Simplify right side
    146,964.10x = 26,572,679,043.81
  5. Step 5: Solve for x
    x = 26,572,679,043.81/146,964.10
  6. Step 6: Final answer
    x = 180,810.68

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