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Finding the Fourth Proportional to 119,710.80, 179,566.20 and 100,465.20

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Solution

The fourth proportional to 119,710.80, 179,566.20 and 100,465.20 is: 150,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,710.80 : 179,566.20 = 100,465.20 : x
  2. Step 2: Convert to fraction form
    119,710.80/179,566.20 = 100,465.20/x
  3. Step 3: Cross multiply
    119,710.80x = 179,566.20 × 100,465.20
  4. Step 4: Simplify right side
    119,710.80x = 18,040,154,196.24
  5. Step 5: Solve for x
    x = 18,040,154,196.24/119,710.80
  6. Step 6: Final answer
    x = 150,697.80

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