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Finding the Fourth Proportional to 70,043.15, 104,385.36 and 67,801.61

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Solution

The fourth proportional to 70,043.15, 104,385.36 and 67,801.61 is: 101,044.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,043.15 : 104,385.36 = 67,801.61 : x
  2. Step 2: Convert to fraction form
    70,043.15/104,385.36 = 67,801.61/x
  3. Step 3: Cross multiply
    70,043.15x = 104,385.36 × 67,801.61
  4. Step 4: Simplify right side
    70,043.15x = 7,077,495,468.43
  5. Step 5: Solve for x
    x = 7,077,495,468.43/70,043.15
  6. Step 6: Final answer
    x = 101,044.79

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