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Finding the Fourth Proportional to 119,409.20, 164,825.15 and 74,113.69

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Solution

The fourth proportional to 119,409.20, 164,825.15 and 74,113.69 is: 102,302.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,409.20 : 164,825.15 = 74,113.69 : x
  2. Step 2: Convert to fraction form
    119,409.20/164,825.15 = 74,113.69/x
  3. Step 3: Cross multiply
    119,409.20x = 164,825.15 × 74,113.69
  4. Step 4: Simplify right side
    119,409.20x = 12,215,800,071.30
  5. Step 5: Solve for x
    x = 12,215,800,071.30/119,409.20
  6. Step 6: Final answer
    x = 102,302.00

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