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Finding the Fourth Proportional to 119,580.12, 165,023.52 and 65,866.92

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Solution

The fourth proportional to 119,580.12, 165,023.52 and 65,866.92 is: 90,897.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,580.12 : 165,023.52 = 65,866.92 : x
  2. Step 2: Convert to fraction form
    119,580.12/165,023.52 = 65,866.92/x
  3. Step 3: Cross multiply
    119,580.12x = 165,023.52 × 65,866.92
  4. Step 4: Simplify right side
    119,580.12x = 10,869,590,989.96
  5. Step 5: Solve for x
    x = 10,869,590,989.96/119,580.12
  6. Step 6: Final answer
    x = 90,897.98

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