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Finding the Fourth Proportional to 147,206.80, 220,826.40 and 53,732.80

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Solution

The fourth proportional to 147,206.80, 220,826.40 and 53,732.80 is: 80,605.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,206.80 : 220,826.40 = 53,732.80 : x
  2. Step 2: Convert to fraction form
    147,206.80/220,826.40 = 53,732.80/x
  3. Step 3: Cross multiply
    147,206.80x = 220,826.40 × 53,732.80
  4. Step 4: Simplify right side
    147,206.80x = 11,865,620,785.92
  5. Step 5: Solve for x
    x = 11,865,620,785.92/147,206.80
  6. Step 6: Final answer
    x = 80,605.11

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