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Finding the Fourth Proportional to 113,871.16, 170,910.39 and 60,607.86

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Solution

The fourth proportional to 113,871.16, 170,910.39 and 60,607.86 is: 90,966.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,871.16 : 170,910.39 = 60,607.86 : x
  2. Step 2: Convert to fraction form
    113,871.16/170,910.39 = 60,607.86/x
  3. Step 3: Cross multiply
    113,871.16x = 170,910.39 × 60,607.86
  4. Step 4: Simplify right side
    113,871.16x = 10,358,512,576.03
  5. Step 5: Solve for x
    x = 10,358,512,576.03/113,871.16
  6. Step 6: Final answer
    x = 90,966.95

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