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Finding the Fourth Proportional to 107,407.94, 148,264.29 and 71,584.88

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Solution

The fourth proportional to 107,407.94, 148,264.29 and 71,584.88 is: 98,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,407.94 : 148,264.29 = 71,584.88 : x
  2. Step 2: Convert to fraction form
    107,407.94/148,264.29 = 71,584.88/x
  3. Step 3: Cross multiply
    107,407.94x = 148,264.29 × 71,584.88
  4. Step 4: Simplify right side
    107,407.94x = 10,613,481,407.94
  5. Step 5: Solve for x
    x = 10,613,481,407.94/107,407.94
  6. Step 6: Final answer
    x = 98,814.68

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