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Finding the Fourth Proportional to 119,666.19, 165,167.48 and 74,378.37

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Solution

The fourth proportional to 119,666.19, 165,167.48 and 74,378.37 is: 102,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,666.19 : 165,167.48 = 74,378.37 : x
  2. Step 2: Convert to fraction form
    119,666.19/165,167.48 = 74,378.37/x
  3. Step 3: Cross multiply
    119,666.19x = 165,167.48 × 74,378.37
  4. Step 4: Simplify right side
    119,666.19x = 12,284,887,567.52
  5. Step 5: Solve for x
    x = 12,284,887,567.52/119,666.19
  6. Step 6: Final answer
    x = 102,659.64

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