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Finding the Fourth Proportional to 75,248.64, 103,626.24 and 73,681.92

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Solution

The fourth proportional to 75,248.64, 103,626.24 and 73,681.92 is: 101,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,248.64 : 103,626.24 = 73,681.92 : x
  2. Step 2: Convert to fraction form
    75,248.64/103,626.24 = 73,681.92/x
  3. Step 3: Cross multiply
    75,248.64x = 103,626.24 × 73,681.92
  4. Step 4: Simplify right side
    75,248.64x = 7,635,380,325.58
  5. Step 5: Solve for x
    x = 7,635,380,325.58/75,248.64
  6. Step 6: Final answer
    x = 101,468.68

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