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Finding the Fourth Proportional to 118,441.02, 163,465.28 and 75,406.76

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Solution

The fourth proportional to 118,441.02, 163,465.28 and 75,406.76 is: 104,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,441.02 : 163,465.28 = 75,406.76 : x
  2. Step 2: Convert to fraction form
    118,441.02/163,465.28 = 75,406.76/x
  3. Step 3: Cross multiply
    118,441.02x = 163,465.28 × 75,406.76
  4. Step 4: Simplify right side
    118,441.02x = 12,326,387,137.29
  5. Step 5: Solve for x
    x = 12,326,387,137.29/118,441.02
  6. Step 6: Final answer
    x = 104,071.94

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