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Finding the Fourth Proportional to 107,660.47, 148,417.48 and 75,730.27

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Solution

The fourth proportional to 107,660.47, 148,417.48 and 75,730.27 is: 104,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,660.47 : 148,417.48 = 75,730.27 : x
  2. Step 2: Convert to fraction form
    107,660.47/148,417.48 = 75,730.27/x
  3. Step 3: Cross multiply
    107,660.47x = 148,417.48 × 75,730.27
  4. Step 4: Simplify right side
    107,660.47x = 11,239,695,833.12
  5. Step 5: Solve for x
    x = 11,239,695,833.12/107,660.47
  6. Step 6: Final answer
    x = 104,399.47

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