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Finding the Fourth Proportional to 119,720.94, 165,212.91 and 66,011.01

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Solution

The fourth proportional to 119,720.94, 165,212.91 and 66,011.01 is: 91,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,720.94 : 165,212.91 = 66,011.01 : x
  2. Step 2: Convert to fraction form
    119,720.94/165,212.91 = 66,011.01/x
  3. Step 3: Cross multiply
    119,720.94x = 165,212.91 × 66,011.01
  4. Step 4: Simplify right side
    119,720.94x = 10,905,871,054.14
  5. Step 5: Solve for x
    x = 10,905,871,054.14/119,720.94
  6. Step 6: Final answer
    x = 91,094.10

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