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Finding the Fourth Proportional to 117,711.40, 176,567.10 and 109,071.40

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Solution

The fourth proportional to 117,711.40, 176,567.10 and 109,071.40 is: 163,607.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,711.40 : 176,567.10 = 109,071.40 : x
  2. Step 2: Convert to fraction form
    117,711.40/176,567.10 = 109,071.40/x
  3. Step 3: Cross multiply
    117,711.40x = 176,567.10 × 109,071.40
  4. Step 4: Simplify right side
    117,711.40x = 19,258,420,790.94
  5. Step 5: Solve for x
    x = 19,258,420,790.94/117,711.40
  6. Step 6: Final answer
    x = 163,607.10

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