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Finding the Fourth Proportional to 106,704.41, 147,272.45 and 70,342.02

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Solution

The fourth proportional to 106,704.41, 147,272.45 and 70,342.02 is: 97,085.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,704.41 : 147,272.45 = 70,342.02 : x
  2. Step 2: Convert to fraction form
    106,704.41/147,272.45 = 70,342.02/x
  3. Step 3: Cross multiply
    106,704.41x = 147,272.45 × 70,342.02
  4. Step 4: Simplify right side
    106,704.41x = 10,359,441,271.64
  5. Step 5: Solve for x
    x = 10,359,441,271.64/106,704.41
  6. Step 6: Final answer
    x = 97,085.41

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