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Finding the Fourth Proportional to 312,272.55, 468,073.35 and 134,863.11

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Solution

The fourth proportional to 312,272.55, 468,073.35 and 134,863.11 is: 202,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,272.55 : 468,073.35 = 134,863.11 : x
  2. Step 2: Convert to fraction form
    312,272.55/468,073.35 = 134,863.11/x
  3. Step 3: Cross multiply
    312,272.55x = 468,073.35 × 134,863.11
  4. Step 4: Simplify right side
    312,272.55x = 63,125,827,689.12
  5. Step 5: Solve for x
    x = 63,125,827,689.12/312,272.55
  6. Step 6: Final answer
    x = 202,149.78

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