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Finding the Fourth Proportional to 117,703.20, 176,630.40 and 65,150.40

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Solution

The fourth proportional to 117,703.20, 176,630.40 and 65,150.40 is: 97,767.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,703.20 : 176,630.40 = 65,150.40 : x
  2. Step 2: Convert to fraction form
    117,703.20/176,630.40 = 65,150.40/x
  3. Step 3: Cross multiply
    117,703.20x = 176,630.40 × 65,150.40
  4. Step 4: Simplify right side
    117,703.20x = 11,507,541,212.16
  5. Step 5: Solve for x
    x = 11,507,541,212.16/117,703.20
  6. Step 6: Final answer
    x = 97,767.45

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